140521760

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1$

素因数の和:778

約数の個数: 96

約数和(自身を含む): 351558144

約数和(自身を除く): 211036384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 80, 82, 124, 155, 160, 164, 205, 248, 310, 328, 410, 496, 620, 656, 691, 820, 992, 1240, 1271, 1312, 1382, 1640, 2480, 2542, 2764, 3280, 3455, 4960, 5084, 5528, 6355, 6560, 6910, 10168, 11056, 12710, 13820, 20336, 21421, 22112, 25420, 27640, 28331, 40672, 42842, 50840, 55280, 56662, 85684, 101680, 107105, 110560, 113324, 141655, 171368, 203360, 214210, 226648, 283310, 342736, 428420, 453296, 566620, 685472, 856840, 878261, 906592, 1133240, 1713680, 1756522, 2266480, 3427360, 3513044, 4391305, 4532960, 7026088, 8782610, 14052176, 17565220, 28104352, 35130440, 70260880, 140521760]

約数ペア:

[(1, 140521760), (2, 70260880), (4, 35130440), (5, 28104352), (8, 17565220), (10, 14052176), (16, 8782610), (20, 7026088), (31, 4532960), (32, 4391305), (40, 3513044), (41, 3427360), (62, 2266480), (80, 1756522), (82, 1713680), (124, 1133240), (155, 906592), (160, 878261), (164, 856840), (205, 685472), (248, 566620), (310, 453296), (328, 428420), (410, 342736), (496, 283310), (620, 226648), (656, 214210), (691, 203360), (820, 171368), (992, 141655), (1240, 113324), (1271, 110560), (1312, 107105), (1382, 101680), (1640, 85684), (2480, 56662), (2542, 55280), (2764, 50840), (3280, 42842), (3455, 40672), (4960, 28331), (5084, 27640), (5528, 25420), (6355, 22112), (6560, 21421), (6910, 20336), (10168, 13820), (11056, 12710)]