15491880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1871}}^1$

素因数の和:1911

約数の個数: 96

約数和(自身を含む): 52565760

約数和(自身を除く): 37073880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 1871, 2070, 2760, 3742, 4140, 5613, 7484, 8280, 9355, 11226, 14968, 16839, 18710, 22452, 28065, 33678, 37420, 43033, 44904, 56130, 67356, 74840, 84195, 86066, 112260, 129099, 134712, 168390, 172132, 215165, 224520, 258198, 336780, 344264, 387297, 430330, 516396, 645495, 673560, 774594, 860660, 1032792, 1290990, 1549188, 1721320, 1936485, 2581980, 3098376, 3872970, 5163960, 7745940, 15491880]

約数ペア:

[(1, 15491880), (2, 7745940), (3, 5163960), (4, 3872970), (5, 3098376), (6, 2581980), (8, 1936485), (9, 1721320), (10, 1549188), (12, 1290990), (15, 1032792), (18, 860660), (20, 774594), (23, 673560), (24, 645495), (30, 516396), (36, 430330), (40, 387297), (45, 344264), (46, 336780), (60, 258198), (69, 224520), (72, 215165), (90, 172132), (92, 168390), (115, 134712), (120, 129099), (138, 112260), (180, 86066), (184, 84195), (207, 74840), (230, 67356), (276, 56130), (345, 44904), (360, 43033), (414, 37420), (460, 33678), (552, 28065), (690, 22452), (828, 18710), (920, 16839), (1035, 14968), (1380, 11226), (1656, 9355), (1871, 8280), (2070, 7484), (2760, 5613), (3742, 4140)]