120858440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1997}}^1$

素因数の和:2114

約数の個数: 64

約数和(自身を含む): 291308400

約数和(自身を除く): 170449960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 170, 178, 340, 356, 445, 680, 712, 890, 1513, 1780, 1997, 3026, 3560, 3994, 6052, 7565, 7988, 9985, 12104, 15130, 15976, 19970, 30260, 33949, 39940, 60520, 67898, 79880, 135796, 169745, 177733, 271592, 339490, 355466, 678980, 710932, 888665, 1357960, 1421864, 1777330, 3021461, 3554660, 6042922, 7109320, 12085844, 15107305, 24171688, 30214610, 60429220, 120858440]

約数ペア:

[(1, 120858440), (2, 60429220), (4, 30214610), (5, 24171688), (8, 15107305), (10, 12085844), (17, 7109320), (20, 6042922), (34, 3554660), (40, 3021461), (68, 1777330), (85, 1421864), (89, 1357960), (136, 888665), (170, 710932), (178, 678980), (340, 355466), (356, 339490), (445, 271592), (680, 177733), (712, 169745), (890, 135796), (1513, 79880), (1780, 67898), (1997, 60520), (3026, 39940), (3560, 33949), (3994, 30260), (6052, 19970), (7565, 15976), (7988, 15130), (9985, 12104)]