320725860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{58741}}^1$

素因数の和:58773

約数の個数: 96

約数和(自身を含む): 1105289472

約数和(自身を除く): 784563612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 58741, 117482, 176223, 234964, 293705, 352446, 411187, 587410, 704892, 763633, 822374, 881115, 1174820, 1233561, 1527266, 1644748, 1762230, 2055935, 2290899, 2467122, 3054532, 3524460, 3818165, 4111870, 4581798, 4934244, 5345431, 6167805, 7636330, 8223740, 9163596, 10690862, 11454495, 12335610, 15272660, 16036293, 21381724, 22908990, 24671220, 26727155, 32072586, 45817980, 53454310, 64145172, 80181465, 106908620, 160362930, 320725860]

約数ペア:

[(1, 320725860), (2, 160362930), (3, 106908620), (4, 80181465), (5, 64145172), (6, 53454310), (7, 45817980), (10, 32072586), (12, 26727155), (13, 24671220), (14, 22908990), (15, 21381724), (20, 16036293), (21, 15272660), (26, 12335610), (28, 11454495), (30, 10690862), (35, 9163596), (39, 8223740), (42, 7636330), (52, 6167805), (60, 5345431), (65, 4934244), (70, 4581798), (78, 4111870), (84, 3818165), (91, 3524460), (105, 3054532), (130, 2467122), (140, 2290899), (156, 2055935), (182, 1762230), (195, 1644748), (210, 1527266), (260, 1233561), (273, 1174820), (364, 881115), (390, 822374), (420, 763633), (455, 704892), (546, 587410), (780, 411187), (910, 352446), (1092, 293705), (1365, 234964), (1820, 176223), (2730, 117482), (5460, 58741)]