172080720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:647

約数の個数: 320

約数和(自身を含む): 714240000

約数和(自身を除く): 542159280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 168, 171, 180, 189, 190, 210, 216, 228, 240, 252, 266, 270, 280, 285, 304, 315, 336, 342, 360, 378, 380, 399, 420, 432, 456, 504, 513, 532, 540, 560, 570, 599, 630, 665, 684, 720, 756, 760, 798, 840, 855, 912, 945, 1008, 1026, 1064, 1080, 1140, 1197, 1198, 1260, 1330, 1368, 1512, 1520, 1596, 1680, 1710, 1797, 1890, 1995, 2052, 2128, 2160, 2280, 2394, 2396, 2520, 2565, 2660, 2736, 2995, 3024, 3192, 3420, 3591, 3594, 3780, 3990, 4104, 4193, 4560, 4788, 4792, 5040, 5130, 5320, 5391, 5985, 5990, 6384, 6840, 7182, 7188, 7560, 7980, 8208, 8386, 8985, 9576, 9584, 10260, 10640, 10782, 11381, 11970, 11980, 12579, 13680, 14364, 14376, 15120, 15960, 16173, 16772, 17955, 17970, 19152, 20520, 20965, 21564, 22762, 23940, 23960, 25158, 26955, 28728, 28752, 31920, 32346, 33544, 34143, 35910, 35940, 37737, 41040, 41930, 43128, 45524, 47880, 47920, 50316, 53910, 56905, 57456, 62895, 64692, 67088, 68286, 71820, 71880, 75474, 79667, 80865, 83860, 86256, 91048, 95760, 100632, 102429, 107820, 113211, 113810, 125790, 129384, 136572, 143640, 143760, 150948, 159334, 161730, 167720, 170715, 182096, 188685, 201264, 204858, 215640, 226422, 227620, 239001, 251580, 258768, 273144, 287280, 301896, 307287, 318668, 323460, 335440, 341430, 377370, 398335, 409716, 431280, 452844, 455240, 478002, 503160, 512145, 546288, 566055, 603792, 614574, 637336, 646920, 682860, 717003, 754740, 796670, 819432, 905688, 910480, 956004, 1006320, 1024290, 1132110, 1195005, 1229148, 1274672, 1293840, 1365720, 1434006, 1509480, 1536435, 1593340, 1638864, 1811376, 1912008, 2048580, 2151009, 2264220, 2390010, 2458296, 2731440, 2868012, 3018960, 3072870, 3186680, 3585015, 3824016, 4097160, 4302018, 4528440, 4780020, 4916592, 5736024, 6145740, 6373360, 7170030, 8194320, 8604036, 9056880, 9560040, 10755045, 11472048, 12291480, 14340060, 17208072, 19120080, 21510090, 24582960, 28680120, 34416144, 43020180, 57360240, 86040360, 172080720]

約数ペア:

[(1, 172080720), (2, 86040360), (3, 57360240), (4, 43020180), (5, 34416144), (6, 28680120), (7, 24582960), (8, 21510090), (9, 19120080), (10, 17208072), (12, 14340060), (14, 12291480), (15, 11472048), (16, 10755045), (18, 9560040), (19, 9056880), (20, 8604036), (21, 8194320), (24, 7170030), (27, 6373360), (28, 6145740), (30, 5736024), (35, 4916592), (36, 4780020), (38, 4528440), (40, 4302018), (42, 4097160), (45, 3824016), (48, 3585015), (54, 3186680), (56, 3072870), (57, 3018960), (60, 2868012), (63, 2731440), (70, 2458296), (72, 2390010), (76, 2264220), (80, 2151009), (84, 2048580), (90, 1912008), (95, 1811376), (105, 1638864), (108, 1593340), (112, 1536435), (114, 1509480), (120, 1434006), (126, 1365720), (133, 1293840), (135, 1274672), (140, 1229148), (144, 1195005), (152, 1132110), (168, 1024290), (171, 1006320), (180, 956004), (189, 910480), (190, 905688), (210, 819432), (216, 796670), (228, 754740), (240, 717003), (252, 682860), (266, 646920), (270, 637336), (280, 614574), (285, 603792), (304, 566055), (315, 546288), (336, 512145), (342, 503160), (360, 478002), (378, 455240), (380, 452844), (399, 431280), (420, 409716), (432, 398335), (456, 377370), (504, 341430), (513, 335440), (532, 323460), (540, 318668), (560, 307287), (570, 301896), (599, 287280), (630, 273144), (665, 258768), (684, 251580), (720, 239001), (756, 227620), (760, 226422), (798, 215640), (840, 204858), (855, 201264), (912, 188685), (945, 182096), (1008, 170715), (1026, 167720), (1064, 161730), (1080, 159334), (1140, 150948), (1197, 143760), (1198, 143640), (1260, 136572), (1330, 129384), (1368, 125790), (1512, 113810), (1520, 113211), (1596, 107820), (1680, 102429), (1710, 100632), (1797, 95760), (1890, 91048), (1995, 86256), (2052, 83860), (2128, 80865), (2160, 79667), (2280, 75474), (2394, 71880), (2396, 71820), (2520, 68286), (2565, 67088), (2660, 64692), (2736, 62895), (2995, 57456), (3024, 56905), (3192, 53910), (3420, 50316), (3591, 47920), (3594, 47880), (3780, 45524), (3990, 43128), (4104, 41930), (4193, 41040), (4560, 37737), (4788, 35940), (4792, 35910), (5040, 34143), (5130, 33544), (5320, 32346), (5391, 31920), (5985, 28752), (5990, 28728), (6384, 26955), (6840, 25158), (7182, 23960), (7188, 23940), (7560, 22762), (7980, 21564), (8208, 20965), (8386, 20520), (8985, 19152), (9576, 17970), (9584, 17955), (10260, 16772), (10640, 16173), (10782, 15960), (11381, 15120), (11970, 14376), (11980, 14364), (12579, 13680)]