729977120

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{499}}^1$

素因数の和:778

約数の個数: 96

約数和(自身を含む): 1778112000

約数和(自身を除く): 1048134880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 223, 328, 410, 446, 499, 656, 820, 892, 998, 1115, 1312, 1640, 1784, 1996, 2230, 2495, 3280, 3568, 3992, 4460, 4990, 6560, 7136, 7984, 8920, 9143, 9980, 15968, 17840, 18286, 19960, 20459, 35680, 36572, 39920, 40918, 45715, 73144, 79840, 81836, 91430, 102295, 111277, 146288, 163672, 182860, 204590, 222554, 292576, 327344, 365720, 409180, 445108, 556385, 654688, 731440, 818360, 890216, 1112770, 1462880, 1636720, 1780432, 2225540, 3273440, 3560864, 4451080, 4562357, 8902160, 9124714, 17804320, 18249428, 22811785, 36498856, 45623570, 72997712, 91247140, 145995424, 182494280, 364988560, 729977120]

約数ペア:

[(1, 729977120), (2, 364988560), (4, 182494280), (5, 145995424), (8, 91247140), (10, 72997712), (16, 45623570), (20, 36498856), (32, 22811785), (40, 18249428), (41, 17804320), (80, 9124714), (82, 8902160), (160, 4562357), (164, 4451080), (205, 3560864), (223, 3273440), (328, 2225540), (410, 1780432), (446, 1636720), (499, 1462880), (656, 1112770), (820, 890216), (892, 818360), (998, 731440), (1115, 654688), (1312, 556385), (1640, 445108), (1784, 409180), (1996, 365720), (2230, 327344), (2495, 292576), (3280, 222554), (3568, 204590), (3992, 182860), (4460, 163672), (4990, 146288), (6560, 111277), (7136, 102295), (7984, 91430), (8920, 81836), (9143, 79840), (9980, 73144), (15968, 45715), (17840, 40918), (18286, 39920), (19960, 36572), (20459, 35680)]