254274720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:620

約数の個数: 288

約数和(自身を含む): 982497600

約数和(自身を除く): 728222880

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, 70, 76, 80, 84, 95, 96, 98, 105, 112, 114, 120, 133, 140, 147, 152, 160, 168, 190, 196, 210, 224, 228, 240, 245, 266, 280, 285, 294, 304, 336, 380, 392, 399, 420, 456, 480, 490, 532, 560, 569, 570, 588, 608, 665, 672, 735, 760, 784, 798, 840, 912, 931, 980, 1064, 1120, 1138, 1140, 1176, 1330, 1470, 1520, 1568, 1596, 1680, 1707, 1824, 1862, 1960, 1995, 2128, 2276, 2280, 2352, 2660, 2793, 2845, 2940, 3040, 3192, 3360, 3414, 3724, 3920, 3983, 3990, 4256, 4552, 4560, 4655, 4704, 5320, 5586, 5690, 5880, 6384, 6828, 7448, 7840, 7966, 7980, 8535, 9104, 9120, 9310, 10640, 10811, 11172, 11380, 11760, 11949, 12768, 13656, 13965, 14896, 15932, 15960, 17070, 18208, 18620, 19915, 21280, 21622, 22344, 22760, 23520, 23898, 27312, 27881, 27930, 29792, 31864, 31920, 32433, 34140, 37240, 39830, 43244, 44688, 45520, 47796, 54055, 54624, 55762, 55860, 59745, 63728, 63840, 64866, 68280, 74480, 75677, 79660, 83643, 86488, 89376, 91040, 95592, 108110, 111524, 111720, 119490, 127456, 129732, 136560, 139405, 148960, 151354, 159320, 162165, 167286, 172976, 191184, 216220, 223048, 223440, 227031, 238980, 259464, 273120, 278810, 302708, 318640, 324330, 334572, 345952, 378385, 382368, 418215, 432440, 446096, 446880, 454062, 477960, 518928, 529739, 557620, 605416, 637280, 648660, 669144, 756770, 836430, 864880, 892192, 908124, 955920, 1037856, 1059478, 1115240, 1135155, 1210832, 1297320, 1338288, 1513540, 1589217, 1672860, 1729760, 1816248, 1911840, 2118956, 2230480, 2270310, 2421664, 2594640, 2648695, 2676576, 3027080, 3178434, 3345720, 3632496, 4237912, 4460960, 4540620, 5189280, 5297390, 6054160, 6356868, 6691440, 7264992, 7946085, 8475824, 9081240, 10594780, 12108320, 12713736, 13382880, 15892170, 16951648, 18162480, 21189560, 25427472, 31784340, 36324960, 42379120, 50854944, 63568680, 84758240, 127137360, 254274720]

約数ペア:

[(1, 254274720), (2, 127137360), (3, 84758240), (4, 63568680), (5, 50854944), (6, 42379120), (7, 36324960), (8, 31784340), (10, 25427472), (12, 21189560), (14, 18162480), (15, 16951648), (16, 15892170), (19, 13382880), (20, 12713736), (21, 12108320), (24, 10594780), (28, 9081240), (30, 8475824), (32, 7946085), (35, 7264992), (38, 6691440), (40, 6356868), (42, 6054160), (48, 5297390), (49, 5189280), (56, 4540620), (57, 4460960), (60, 4237912), (70, 3632496), (76, 3345720), (80, 3178434), (84, 3027080), (95, 2676576), (96, 2648695), (98, 2594640), (105, 2421664), (112, 2270310), (114, 2230480), (120, 2118956), (133, 1911840), (140, 1816248), (147, 1729760), (152, 1672860), (160, 1589217), (168, 1513540), (190, 1338288), (196, 1297320), (210, 1210832), (224, 1135155), (228, 1115240), (240, 1059478), (245, 1037856), (266, 955920), (280, 908124), (285, 892192), (294, 864880), (304, 836430), (336, 756770), (380, 669144), (392, 648660), (399, 637280), (420, 605416), (456, 557620), (480, 529739), (490, 518928), (532, 477960), (560, 454062), (569, 446880), (570, 446096), (588, 432440), (608, 418215), (665, 382368), (672, 378385), (735, 345952), (760, 334572), (784, 324330), (798, 318640), (840, 302708), (912, 278810), (931, 273120), (980, 259464), (1064, 238980), (1120, 227031), (1138, 223440), (1140, 223048), (1176, 216220), (1330, 191184), (1470, 172976), (1520, 167286), (1568, 162165), (1596, 159320), (1680, 151354), (1707, 148960), (1824, 139405), (1862, 136560), (1960, 129732), (1995, 127456), (2128, 119490), (2276, 111720), (2280, 111524), (2352, 108110), (2660, 95592), (2793, 91040), (2845, 89376), (2940, 86488), (3040, 83643), (3192, 79660), (3360, 75677), (3414, 74480), (3724, 68280), (3920, 64866), (3983, 63840), (3990, 63728), (4256, 59745), (4552, 55860), (4560, 55762), (4655, 54624), (4704, 54055), (5320, 47796), (5586, 45520), (5690, 44688), (5880, 43244), (6384, 39830), (6828, 37240), (7448, 34140), (7840, 32433), (7966, 31920), (7980, 31864), (8535, 29792), (9104, 27930), (9120, 27881), (9310, 27312), (10640, 23898), (10811, 23520), (11172, 22760), (11380, 22344), (11760, 21622), (11949, 21280), (12768, 19915), (13656, 18620), (13965, 18208), (14896, 17070), (15932, 15960)]