140009480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:463

約数の個数: 128

約数和(自身を含む): 367718400

約数和(自身を除く): 227708920

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 37, 38, 40, 52, 65, 74, 76, 95, 104, 130, 148, 152, 185, 190, 247, 260, 296, 370, 380, 383, 481, 494, 520, 703, 740, 760, 766, 962, 988, 1235, 1406, 1480, 1532, 1915, 1924, 1976, 2405, 2470, 2812, 3064, 3515, 3830, 3848, 4810, 4940, 4979, 5624, 7030, 7277, 7660, 9139, 9620, 9880, 9958, 14060, 14171, 14554, 15320, 18278, 19240, 19916, 24895, 28120, 28342, 29108, 36385, 36556, 39832, 45695, 49790, 56684, 58216, 70855, 72770, 73112, 91390, 94601, 99580, 113368, 141710, 145540, 182780, 184223, 189202, 199160, 269249, 283420, 291080, 365560, 368446, 378404, 473005, 538498, 566840, 736892, 756808, 921115, 946010, 1076996, 1346245, 1473784, 1842230, 1892020, 2153992, 2692490, 3500237, 3684460, 3784040, 5384980, 7000474, 7368920, 10769960, 14000948, 17501185, 28001896, 35002370, 70004740, 140009480]

約数ペア:

[(1, 140009480), (2, 70004740), (4, 35002370), (5, 28001896), (8, 17501185), (10, 14000948), (13, 10769960), (19, 7368920), (20, 7000474), (26, 5384980), (37, 3784040), (38, 3684460), (40, 3500237), (52, 2692490), (65, 2153992), (74, 1892020), (76, 1842230), (95, 1473784), (104, 1346245), (130, 1076996), (148, 946010), (152, 921115), (185, 756808), (190, 736892), (247, 566840), (260, 538498), (296, 473005), (370, 378404), (380, 368446), (383, 365560), (481, 291080), (494, 283420), (520, 269249), (703, 199160), (740, 189202), (760, 184223), (766, 182780), (962, 145540), (988, 141710), (1235, 113368), (1406, 99580), (1480, 94601), (1532, 91390), (1915, 73112), (1924, 72770), (1976, 70855), (2405, 58216), (2470, 56684), (2812, 49790), (3064, 45695), (3515, 39832), (3830, 36556), (3848, 36385), (4810, 29108), (4940, 28342), (4979, 28120), (5624, 24895), (7030, 19916), (7277, 19240), (7660, 18278), (9139, 15320), (9620, 14554), (9880, 14171), (9958, 14060)]