131326860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2351}}^1$

素因数の和:2396

約数の個数: 144

約数和(自身を含む): 450455040

約数和(自身を除く): 319128180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1470, 1596, 1862, 1995, 2351, 2660, 2793, 2940, 3724, 3990, 4655, 4702, 5586, 7053, 7980, 9310, 9404, 11172, 11755, 13965, 14106, 16457, 18620, 23510, 27930, 28212, 32914, 35265, 44669, 47020, 49371, 55860, 65828, 70530, 82285, 89338, 98742, 115199, 134007, 141060, 164570, 178676, 197484, 223345, 230398, 246855, 268014, 312683, 329140, 345597, 446690, 460796, 493710, 536028, 575995, 625366, 670035, 691194, 893380, 938049, 987420, 1151990, 1250732, 1340070, 1382388, 1563415, 1727985, 1876098, 2188781, 2303980, 2680140, 3126830, 3455970, 3752196, 4377562, 4690245, 6253660, 6566343, 6911940, 8755124, 9380490, 10943905, 13132686, 18760980, 21887810, 26265372, 32831715, 43775620, 65663430, 131326860]

約数ペア:

[(1, 131326860), (2, 65663430), (3, 43775620), (4, 32831715), (5, 26265372), (6, 21887810), (7, 18760980), (10, 13132686), (12, 10943905), (14, 9380490), (15, 8755124), (19, 6911940), (20, 6566343), (21, 6253660), (28, 4690245), (30, 4377562), (35, 3752196), (38, 3455970), (42, 3126830), (49, 2680140), (57, 2303980), (60, 2188781), (70, 1876098), (76, 1727985), (84, 1563415), (95, 1382388), (98, 1340070), (105, 1250732), (114, 1151990), (133, 987420), (140, 938049), (147, 893380), (190, 691194), (196, 670035), (210, 625366), (228, 575995), (245, 536028), (266, 493710), (285, 460796), (294, 446690), (380, 345597), (399, 329140), (420, 312683), (490, 268014), (532, 246855), (570, 230398), (588, 223345), (665, 197484), (735, 178676), (798, 164570), (931, 141060), (980, 134007), (1140, 115199), (1330, 98742), (1470, 89338), (1596, 82285), (1862, 70530), (1995, 65828), (2351, 55860), (2660, 49371), (2793, 47020), (2940, 44669), (3724, 35265), (3990, 32914), (4655, 28212), (4702, 27930), (5586, 23510), (7053, 18620), (7980, 16457), (9310, 14106), (9404, 13965), (11172, 11755)]