260922480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{919}}^1$

素因数の和:968

約数の個数: 240

約数和(自身を含む): 1002078720

約数和(自身を除く): 741156240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 169, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 338, 364, 390, 420, 455, 507, 520, 546, 560, 624, 676, 728, 780, 840, 845, 910, 919, 1014, 1040, 1092, 1183, 1352, 1365, 1456, 1560, 1680, 1690, 1820, 1838, 2028, 2184, 2366, 2535, 2704, 2730, 2757, 3120, 3380, 3549, 3640, 3676, 4056, 4368, 4595, 4732, 5070, 5460, 5514, 5915, 6433, 6760, 7098, 7280, 7352, 8112, 9190, 9464, 10140, 10920, 11028, 11830, 11947, 12866, 13520, 13785, 14196, 14704, 17745, 18380, 18928, 19299, 20280, 21840, 22056, 23660, 23894, 25732, 27570, 28392, 32165, 35490, 35841, 36760, 38598, 40560, 44112, 47320, 47788, 51464, 55140, 56784, 59735, 64330, 70980, 71682, 73520, 77196, 83629, 94640, 95576, 96495, 102928, 110280, 119470, 128660, 141960, 143364, 154392, 155311, 167258, 179205, 191152, 192990, 220560, 238940, 250887, 257320, 283920, 286728, 308784, 310622, 334516, 358410, 385980, 418145, 465933, 477880, 501774, 514640, 573456, 621244, 669032, 716820, 771960, 776555, 836290, 931866, 955760, 1003548, 1087177, 1242488, 1254435, 1338064, 1433640, 1543920, 1553110, 1672580, 1863732, 2007096, 2174354, 2329665, 2484976, 2508870, 2867280, 3106220, 3261531, 3345160, 3727464, 4014192, 4348708, 4659330, 5017740, 5435885, 6212440, 6523062, 6690320, 7454928, 8697416, 9318660, 10035480, 10871770, 12424880, 13046124, 16307655, 17394832, 18637320, 20070960, 21743540, 26092248, 32615310, 37274640, 43487080, 52184496, 65230620, 86974160, 130461240, 260922480]

約数ペア:

[(1, 260922480), (2, 130461240), (3, 86974160), (4, 65230620), (5, 52184496), (6, 43487080), (7, 37274640), (8, 32615310), (10, 26092248), (12, 21743540), (13, 20070960), (14, 18637320), (15, 17394832), (16, 16307655), (20, 13046124), (21, 12424880), (24, 10871770), (26, 10035480), (28, 9318660), (30, 8697416), (35, 7454928), (39, 6690320), (40, 6523062), (42, 6212440), (48, 5435885), (52, 5017740), (56, 4659330), (60, 4348708), (65, 4014192), (70, 3727464), (78, 3345160), (80, 3261531), (84, 3106220), (91, 2867280), (104, 2508870), (105, 2484976), (112, 2329665), (120, 2174354), (130, 2007096), (140, 1863732), (156, 1672580), (168, 1553110), (169, 1543920), (182, 1433640), (195, 1338064), (208, 1254435), (210, 1242488), (240, 1087177), (260, 1003548), (273, 955760), (280, 931866), (312, 836290), (336, 776555), (338, 771960), (364, 716820), (390, 669032), (420, 621244), (455, 573456), (507, 514640), (520, 501774), (546, 477880), (560, 465933), (624, 418145), (676, 385980), (728, 358410), (780, 334516), (840, 310622), (845, 308784), (910, 286728), (919, 283920), (1014, 257320), (1040, 250887), (1092, 238940), (1183, 220560), (1352, 192990), (1365, 191152), (1456, 179205), (1560, 167258), (1680, 155311), (1690, 154392), (1820, 143364), (1838, 141960), (2028, 128660), (2184, 119470), (2366, 110280), (2535, 102928), (2704, 96495), (2730, 95576), (2757, 94640), (3120, 83629), (3380, 77196), (3549, 73520), (3640, 71682), (3676, 70980), (4056, 64330), (4368, 59735), (4595, 56784), (4732, 55140), (5070, 51464), (5460, 47788), (5514, 47320), (5915, 44112), (6433, 40560), (6760, 38598), (7098, 36760), (7280, 35841), (7352, 35490), (8112, 32165), (9190, 28392), (9464, 27570), (10140, 25732), (10920, 23894), (11028, 23660), (11830, 22056), (11947, 21840), (12866, 20280), (13520, 19299), (13785, 18928), (14196, 18380), (14704, 17745)]