165361240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{101}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 416735280

約数和(自身を除く): 251374040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 101, 110, 122, 202, 220, 244, 305, 404, 440, 488, 505, 610, 671, 808, 1010, 1111, 1220, 1342, 2020, 2222, 2440, 2684, 3355, 3721, 4040, 4444, 5368, 5555, 6161, 6710, 7442, 8888, 11110, 12322, 13420, 14884, 18605, 22220, 24644, 26840, 29768, 30805, 37210, 40931, 44440, 49288, 61610, 67771, 74420, 81862, 123220, 135542, 148840, 163724, 204655, 246440, 271084, 327448, 338855, 375821, 409310, 542168, 677710, 751642, 818620, 1355420, 1503284, 1637240, 1879105, 2710840, 3006568, 3758210, 4134031, 7516420, 8268062, 15032840, 16536124, 20670155, 33072248, 41340310, 82680620, 165361240]

約数ペア:

[(1, 165361240), (2, 82680620), (4, 41340310), (5, 33072248), (8, 20670155), (10, 16536124), (11, 15032840), (20, 8268062), (22, 7516420), (40, 4134031), (44, 3758210), (55, 3006568), (61, 2710840), (88, 1879105), (101, 1637240), (110, 1503284), (122, 1355420), (202, 818620), (220, 751642), (244, 677710), (305, 542168), (404, 409310), (440, 375821), (488, 338855), (505, 327448), (610, 271084), (671, 246440), (808, 204655), (1010, 163724), (1111, 148840), (1220, 135542), (1342, 123220), (2020, 81862), (2222, 74420), (2440, 67771), (2684, 61610), (3355, 49288), (3721, 44440), (4040, 40931), (4444, 37210), (5368, 30805), (5555, 29768), (6161, 26840), (6710, 24644), (7442, 22220), (8888, 18605), (11110, 14884), (12322, 13420)]