15968940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 49109760

約数和(自身を除く): 33140820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 59, 60, 65, 78, 118, 130, 156, 177, 195, 236, 260, 295, 347, 354, 390, 590, 694, 708, 767, 780, 885, 1041, 1180, 1388, 1534, 1735, 1770, 2082, 2301, 3068, 3470, 3540, 3835, 4164, 4511, 4602, 5205, 6940, 7670, 9022, 9204, 10410, 11505, 13533, 15340, 18044, 20473, 20820, 22555, 23010, 27066, 40946, 45110, 46020, 54132, 61419, 67665, 81892, 90220, 102365, 122838, 135330, 204730, 245676, 266149, 270660, 307095, 409460, 532298, 614190, 798447, 1064596, 1228380, 1330745, 1596894, 2661490, 3193788, 3992235, 5322980, 7984470, 15968940]

約数ペア:

[(1, 15968940), (2, 7984470), (3, 5322980), (4, 3992235), (5, 3193788), (6, 2661490), (10, 1596894), (12, 1330745), (13, 1228380), (15, 1064596), (20, 798447), (26, 614190), (30, 532298), (39, 409460), (52, 307095), (59, 270660), (60, 266149), (65, 245676), (78, 204730), (118, 135330), (130, 122838), (156, 102365), (177, 90220), (195, 81892), (236, 67665), (260, 61419), (295, 54132), (347, 46020), (354, 45110), (390, 40946), (590, 27066), (694, 23010), (708, 22555), (767, 20820), (780, 20473), (885, 18044), (1041, 15340), (1180, 13533), (1388, 11505), (1534, 10410), (1735, 9204), (1770, 9022), (2082, 7670), (2301, 6940), (3068, 5205), (3470, 4602), (3540, 4511), (3835, 4164)]