645294720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^3$

素因数の和:93

約数の個数: 384

約数和(自身を含む): 2525601600

約数和(自身を除く): 1880306880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 49, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 98, 105, 112, 114, 120, 128, 133, 140, 147, 152, 160, 168, 190, 192, 196, 210, 224, 228, 240, 245, 266, 280, 285, 294, 304, 320, 336, 361, 380, 384, 392, 399, 420, 448, 456, 480, 490, 532, 560, 570, 588, 608, 640, 665, 672, 722, 735, 760, 784, 798, 840, 896, 912, 931, 960, 980, 1064, 1083, 1120, 1140, 1176, 1216, 1330, 1344, 1444, 1470, 1520, 1568, 1596, 1680, 1805, 1824, 1862, 1920, 1960, 1995, 2128, 2166, 2240, 2280, 2352, 2432, 2527, 2660, 2688, 2793, 2888, 2940, 3040, 3136, 3192, 3360, 3610, 3648, 3724, 3920, 3990, 4256, 4332, 4480, 4560, 4655, 4704, 5054, 5320, 5415, 5586, 5776, 5880, 6080, 6272, 6384, 6720, 6859, 7220, 7296, 7448, 7581, 7840, 7980, 8512, 8664, 9120, 9310, 9408, 10108, 10640, 10830, 11172, 11552, 11760, 12160, 12635, 12768, 13440, 13718, 13965, 14440, 14896, 15162, 15680, 15960, 17024, 17328, 17689, 18240, 18620, 18816, 20216, 20577, 21280, 21660, 22344, 23104, 23520, 25270, 25536, 27436, 27930, 28880, 29792, 30324, 31360, 31920, 34295, 34656, 35378, 36480, 37240, 37905, 40432, 41154, 42560, 43320, 44688, 46208, 47040, 48013, 50540, 51072, 53067, 54872, 55860, 57760, 59584, 60648, 63840, 68590, 69312, 70756, 74480, 75810, 80864, 82308, 85120, 86640, 88445, 89376, 94080, 96026, 101080, 102885, 106134, 109744, 111720, 115520, 119168, 121296, 127680, 137180, 138624, 141512, 144039, 148960, 151620, 161728, 164616, 173280, 176890, 178752, 192052, 202160, 205770, 212268, 219488, 223440, 231040, 240065, 242592, 255360, 265335, 274360, 283024, 288078, 297920, 303240, 323456, 329232, 336091, 346560, 353780, 357504, 384104, 404320, 411540, 424536, 438976, 446880, 480130, 485184, 530670, 548720, 566048, 576156, 595840, 606480, 658464, 672182, 693120, 707560, 720195, 768208, 808640, 823080, 849072, 877952, 893760, 960260, 970368, 1008273, 1061340, 1097440, 1132096, 1152312, 1212960, 1316928, 1344364, 1415120, 1440390, 1536416, 1617280, 1646160, 1680455, 1698144, 1787520, 1920520, 2016546, 2122680, 2194880, 2264192, 2304624, 2425920, 2633856, 2688728, 2830240, 2880780, 3072832, 3292320, 3360910, 3396288, 3841040, 4033092, 4245360, 4389760, 4609248, 4851840, 5041365, 5377456, 5660480, 5761560, 6145664, 6584640, 6721820, 6792576, 7682080, 8066184, 8490720, 9218496, 10082730, 10754912, 11320960, 11523120, 13169280, 13443640, 15364160, 16132368, 16981440, 18436992, 20165460, 21509824, 23046240, 26887280, 30728320, 32264736, 33962880, 40330920, 43019648, 46092480, 53774560, 64529472, 80661840, 92184960, 107549120, 129058944, 161323680, 215098240, 322647360, 645294720]

約数ペア:

[(1, 645294720), (2, 322647360), (3, 215098240), (4, 161323680), (5, 129058944), (6, 107549120), (7, 92184960), (8, 80661840), (10, 64529472), (12, 53774560), (14, 46092480), (15, 43019648), (16, 40330920), (19, 33962880), (20, 32264736), (21, 30728320), (24, 26887280), (28, 23046240), (30, 21509824), (32, 20165460), (35, 18436992), (38, 16981440), (40, 16132368), (42, 15364160), (48, 13443640), (49, 13169280), (56, 11523120), (57, 11320960), (60, 10754912), (64, 10082730), (70, 9218496), (76, 8490720), (80, 8066184), (84, 7682080), (95, 6792576), (96, 6721820), (98, 6584640), (105, 6145664), (112, 5761560), (114, 5660480), (120, 5377456), (128, 5041365), (133, 4851840), (140, 4609248), (147, 4389760), (152, 4245360), (160, 4033092), (168, 3841040), (190, 3396288), (192, 3360910), (196, 3292320), (210, 3072832), (224, 2880780), (228, 2830240), (240, 2688728), (245, 2633856), (266, 2425920), (280, 2304624), (285, 2264192), (294, 2194880), (304, 2122680), (320, 2016546), (336, 1920520), (361, 1787520), (380, 1698144), (384, 1680455), (392, 1646160), (399, 1617280), (420, 1536416), (448, 1440390), (456, 1415120), (480, 1344364), (490, 1316928), (532, 1212960), (560, 1152312), (570, 1132096), (588, 1097440), (608, 1061340), (640, 1008273), (665, 970368), (672, 960260), (722, 893760), (735, 877952), (760, 849072), (784, 823080), (798, 808640), (840, 768208), (896, 720195), (912, 707560), (931, 693120), (960, 672182), (980, 658464), (1064, 606480), (1083, 595840), (1120, 576156), (1140, 566048), (1176, 548720), (1216, 530670), (1330, 485184), (1344, 480130), (1444, 446880), (1470, 438976), (1520, 424536), (1568, 411540), (1596, 404320), (1680, 384104), (1805, 357504), (1824, 353780), (1862, 346560), (1920, 336091), (1960, 329232), (1995, 323456), (2128, 303240), (2166, 297920), (2240, 288078), (2280, 283024), (2352, 274360), (2432, 265335), (2527, 255360), (2660, 242592), (2688, 240065), (2793, 231040), (2888, 223440), (2940, 219488), (3040, 212268), (3136, 205770), (3192, 202160), (3360, 192052), (3610, 178752), (3648, 176890), (3724, 173280), (3920, 164616), (3990, 161728), (4256, 151620), (4332, 148960), (4480, 144039), (4560, 141512), (4655, 138624), (4704, 137180), (5054, 127680), (5320, 121296), (5415, 119168), (5586, 115520), (5776, 111720), (5880, 109744), (6080, 106134), (6272, 102885), (6384, 101080), (6720, 96026), (6859, 94080), (7220, 89376), (7296, 88445), (7448, 86640), (7581, 85120), (7840, 82308), (7980, 80864), (8512, 75810), (8664, 74480), (9120, 70756), (9310, 69312), (9408, 68590), (10108, 63840), (10640, 60648), (10830, 59584), (11172, 57760), (11552, 55860), (11760, 54872), (12160, 53067), (12635, 51072), (12768, 50540), (13440, 48013), (13718, 47040), (13965, 46208), (14440, 44688), (14896, 43320), (15162, 42560), (15680, 41154), (15960, 40432), (17024, 37905), (17328, 37240), (17689, 36480), (18240, 35378), (18620, 34656), (18816, 34295), (20216, 31920), (20577, 31360), (21280, 30324), (21660, 29792), (22344, 28880), (23104, 27930), (23520, 27436), (25270, 25536)]