2612220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 8382528

約数和(自身を除く): 5770308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 197, 204, 221, 255, 260, 340, 390, 394, 442, 510, 591, 663, 780, 788, 884, 985, 1020, 1105, 1182, 1326, 1970, 2210, 2364, 2561, 2652, 2955, 3315, 3349, 3940, 4420, 5122, 5910, 6630, 6698, 7683, 10047, 10244, 11820, 12805, 13260, 13396, 15366, 16745, 20094, 25610, 30732, 33490, 38415, 40188, 43537, 50235, 51220, 66980, 76830, 87074, 100470, 130611, 153660, 174148, 200940, 217685, 261222, 435370, 522444, 653055, 870740, 1306110, 2612220]

約数ペア:

[(1, 2612220), (2, 1306110), (3, 870740), (4, 653055), (5, 522444), (6, 435370), (10, 261222), (12, 217685), (13, 200940), (15, 174148), (17, 153660), (20, 130611), (26, 100470), (30, 87074), (34, 76830), (39, 66980), (51, 51220), (52, 50235), (60, 43537), (65, 40188), (68, 38415), (78, 33490), (85, 30732), (102, 25610), (130, 20094), (156, 16745), (170, 15366), (195, 13396), (197, 13260), (204, 12805), (221, 11820), (255, 10244), (260, 10047), (340, 7683), (390, 6698), (394, 6630), (442, 5910), (510, 5122), (591, 4420), (663, 3940), (780, 3349), (788, 3315), (884, 2955), (985, 2652), (1020, 2561), (1105, 2364), (1182, 2210), (1326, 1970)]