90370980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4219}}^1$

素因数の和:4258

約数の個数: 144

約数和(自身を含む): 331793280

約数和(自身を除く): 241422300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4219, 4284, 5355, 7140, 8438, 10710, 12657, 16876, 21095, 21420, 25314, 29533, 37971, 42190, 50628, 59066, 63285, 71723, 75942, 84380, 88599, 118132, 126570, 143446, 147665, 151884, 177198, 189855, 215169, 253140, 265797, 286892, 295330, 354396, 358615, 379710, 430338, 442995, 502061, 531594, 590660, 645507, 717230, 759420, 860676, 885990, 1004122, 1063188, 1075845, 1291014, 1328985, 1434460, 1506183, 1771980, 2008244, 2151690, 2510305, 2582028, 2657970, 3012366, 3227535, 4303380, 4518549, 5020610, 5315940, 6024732, 6455070, 7530915, 9037098, 10041220, 12910140, 15061830, 18074196, 22592745, 30123660, 45185490, 90370980]

約数ペア:

[(1, 90370980), (2, 45185490), (3, 30123660), (4, 22592745), (5, 18074196), (6, 15061830), (7, 12910140), (9, 10041220), (10, 9037098), (12, 7530915), (14, 6455070), (15, 6024732), (17, 5315940), (18, 5020610), (20, 4518549), (21, 4303380), (28, 3227535), (30, 3012366), (34, 2657970), (35, 2582028), (36, 2510305), (42, 2151690), (45, 2008244), (51, 1771980), (60, 1506183), (63, 1434460), (68, 1328985), (70, 1291014), (84, 1075845), (85, 1063188), (90, 1004122), (102, 885990), (105, 860676), (119, 759420), (126, 717230), (140, 645507), (153, 590660), (170, 531594), (180, 502061), (204, 442995), (210, 430338), (238, 379710), (252, 358615), (255, 354396), (306, 295330), (315, 286892), (340, 265797), (357, 253140), (420, 215169), (476, 189855), (510, 177198), (595, 151884), (612, 147665), (630, 143446), (714, 126570), (765, 118132), (1020, 88599), (1071, 84380), (1190, 75942), (1260, 71723), (1428, 63285), (1530, 59066), (1785, 50628), (2142, 42190), (2380, 37971), (3060, 29533), (3570, 25314), (4219, 21420), (4284, 21095), (5355, 16876), (7140, 12657), (8438, 10710)]