2815708980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{394357}}^1$

素因数の和:394393

約数の個数: 96

約数和(自身を含む): 9540308736

約数和(自身を除く): 6724599756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 394357, 788714, 1183071, 1577428, 1971785, 2366142, 2760499, 3943570, 4732284, 5520998, 5915355, 6704069, 7887140, 8281497, 11041996, 11830710, 13408138, 13802495, 16562994, 20112207, 23661420, 26816276, 27604990, 33125988, 33520345, 40224414, 41407485, 46928483, 55209980, 67040690, 80448828, 82814970, 93856966, 100561035, 134081380, 140785449, 165629940, 187713932, 201122070, 234642415, 281570898, 402244140, 469284830, 563141796, 703927245, 938569660, 1407854490, 2815708980]

約数ペア:

[(1, 2815708980), (2, 1407854490), (3, 938569660), (4, 703927245), (5, 563141796), (6, 469284830), (7, 402244140), (10, 281570898), (12, 234642415), (14, 201122070), (15, 187713932), (17, 165629940), (20, 140785449), (21, 134081380), (28, 100561035), (30, 93856966), (34, 82814970), (35, 80448828), (42, 67040690), (51, 55209980), (60, 46928483), (68, 41407485), (70, 40224414), (84, 33520345), (85, 33125988), (102, 27604990), (105, 26816276), (119, 23661420), (140, 20112207), (170, 16562994), (204, 13802495), (210, 13408138), (238, 11830710), (255, 11041996), (340, 8281497), (357, 7887140), (420, 6704069), (476, 5915355), (510, 5520998), (595, 4732284), (714, 3943570), (1020, 2760499), (1190, 2366142), (1428, 1971785), (1785, 1577428), (2380, 1183071), (3570, 788714), (7140, 394357)]