15709824020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{367}}^1\times {\mathrm{1087}}^1$

素因数の和:1653

約数の個数: 96

約数和(自身を含む): 36322836480

約数和(自身を除く): 20613012460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 179, 220, 358, 367, 716, 734, 895, 1087, 1468, 1790, 1835, 1969, 2174, 3580, 3670, 3938, 4037, 4348, 5435, 7340, 7876, 8074, 9845, 10870, 11957, 16148, 19690, 20185, 21740, 23914, 39380, 40370, 47828, 59785, 65693, 80740, 119570, 131386, 194573, 239140, 262772, 328465, 389146, 398929, 656930, 722623, 778292, 797858, 972865, 1313860, 1445246, 1595716, 1945730, 1994645, 2140303, 2890492, 3613115, 3891460, 3989290, 4280606, 4388219, 7226230, 7978580, 8561212, 8776438, 10701515, 14452460, 17552876, 21403030, 21941095, 42806060, 43882190, 71408291, 87764380, 142816582, 285633164, 357041455, 714082910, 785491201, 1428165820, 1570982402, 3141964804, 3927456005, 7854912010, 15709824020]

約数ペア:

[(1, 15709824020), (2, 7854912010), (4, 3927456005), (5, 3141964804), (10, 1570982402), (11, 1428165820), (20, 785491201), (22, 714082910), (44, 357041455), (55, 285633164), (110, 142816582), (179, 87764380), (220, 71408291), (358, 43882190), (367, 42806060), (716, 21941095), (734, 21403030), (895, 17552876), (1087, 14452460), (1468, 10701515), (1790, 8776438), (1835, 8561212), (1969, 7978580), (2174, 7226230), (3580, 4388219), (3670, 4280606), (3938, 3989290), (4037, 3891460), (4348, 3613115), (5435, 2890492), (7340, 2140303), (7876, 1994645), (8074, 1945730), (9845, 1595716), (10870, 1445246), (11957, 1313860), (16148, 972865), (19690, 797858), (20185, 778292), (21740, 722623), (23914, 656930), (39380, 398929), (40370, 389146), (47828, 328465), (59785, 262772), (65693, 239140), (80740, 194573), (119570, 131386)]