72763240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2711}}^1$

素因数の和:2794

約数の個数: 64

約数和(自身を含む): 181595520

約数和(自身を除く): 108832280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2684, 2711, 3355, 5368, 5422, 6710, 10844, 13420, 13555, 21688, 26840, 27110, 29821, 54220, 59642, 108440, 119284, 149105, 165371, 238568, 298210, 330742, 596420, 661484, 826855, 1192840, 1322968, 1653710, 1819081, 3307420, 3638162, 6614840, 7276324, 9095405, 14552648, 18190810, 36381620, 72763240]

約数ペア:

[(1, 72763240), (2, 36381620), (4, 18190810), (5, 14552648), (8, 9095405), (10, 7276324), (11, 6614840), (20, 3638162), (22, 3307420), (40, 1819081), (44, 1653710), (55, 1322968), (61, 1192840), (88, 826855), (110, 661484), (122, 596420), (220, 330742), (244, 298210), (305, 238568), (440, 165371), (488, 149105), (610, 119284), (671, 108440), (1220, 59642), (1342, 54220), (2440, 29821), (2684, 27110), (2711, 26840), (3355, 21688), (5368, 13555), (5422, 13420), (6710, 10844)]