15643840

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:150

約数の個数: 112

約数和(自身を含む): 40965120

約数和(自身を除く): 25321280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 83, 95, 124, 152, 155, 160, 166, 190, 248, 304, 310, 320, 332, 380, 415, 496, 589, 608, 620, 664, 760, 830, 992, 1178, 1216, 1240, 1328, 1520, 1577, 1660, 1984, 2356, 2480, 2573, 2656, 2945, 3040, 3154, 3320, 4712, 4960, 5146, 5312, 5890, 6080, 6308, 6640, 7885, 9424, 9920, 10292, 11780, 12616, 12865, 13280, 15770, 18848, 20584, 23560, 25232, 25730, 26560, 31540, 37696, 41168, 47120, 48887, 50464, 51460, 63080, 82336, 94240, 97774, 100928, 102920, 126160, 164672, 188480, 195548, 205840, 244435, 252320, 391096, 411680, 488870, 504640, 782192, 823360, 977740, 1564384, 1955480, 3128768, 3910960, 7821920, 15643840]

約数ペア:

[(1, 15643840), (2, 7821920), (4, 3910960), (5, 3128768), (8, 1955480), (10, 1564384), (16, 977740), (19, 823360), (20, 782192), (31, 504640), (32, 488870), (38, 411680), (40, 391096), (62, 252320), (64, 244435), (76, 205840), (80, 195548), (83, 188480), (95, 164672), (124, 126160), (152, 102920), (155, 100928), (160, 97774), (166, 94240), (190, 82336), (248, 63080), (304, 51460), (310, 50464), (320, 48887), (332, 47120), (380, 41168), (415, 37696), (496, 31540), (589, 26560), (608, 25730), (620, 25232), (664, 23560), (760, 20584), (830, 18848), (992, 15770), (1178, 13280), (1216, 12865), (1240, 12616), (1328, 11780), (1520, 10292), (1577, 9920), (1660, 9424), (1984, 7885), (2356, 6640), (2480, 6308), (2573, 6080), (2656, 5890), (2945, 5312), (3040, 5146), (3154, 4960), (3320, 4712)]