1260888930

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{222379}}^1$

素因数の和:222405

約数の個数: 80

約数和(自身を含む): 3874749120

約数和(自身を除く): 2613860190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 5670, 222379, 444758, 667137, 1111895, 1334274, 1556653, 2001411, 2223790, 3113306, 3335685, 4002822, 4669959, 6004233, 6671370, 7783265, 9339918, 10007055, 12008466, 14009877, 15566530, 18012699, 20014110, 23349795, 28019754, 30021165, 36025398, 42029631, 46699590, 60042330, 70049385, 84059262, 90063495, 126088893, 140098770, 180126990, 210148155, 252177786, 420296310, 630444465, 1260888930]

約数ペア:

[(1, 1260888930), (2, 630444465), (3, 420296310), (5, 252177786), (6, 210148155), (7, 180126990), (9, 140098770), (10, 126088893), (14, 90063495), (15, 84059262), (18, 70049385), (21, 60042330), (27, 46699590), (30, 42029631), (35, 36025398), (42, 30021165), (45, 28019754), (54, 23349795), (63, 20014110), (70, 18012699), (81, 15566530), (90, 14009877), (105, 12008466), (126, 10007055), (135, 9339918), (162, 7783265), (189, 6671370), (210, 6004233), (270, 4669959), (315, 4002822), (378, 3335685), (405, 3113306), (567, 2223790), (630, 2001411), (810, 1556653), (945, 1334274), (1134, 1111895), (1890, 667137), (2835, 444758), (5670, 222379)]