12517960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 36691200

約数和(自身を除く): 24173240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 181, 182, 190, 247, 260, 266, 280, 362, 364, 380, 455, 494, 520, 532, 665, 724, 728, 760, 905, 910, 988, 1064, 1235, 1267, 1330, 1448, 1729, 1810, 1820, 1976, 2353, 2470, 2534, 2660, 3439, 3458, 3620, 3640, 4706, 4940, 5068, 5320, 6335, 6878, 6916, 7240, 8645, 9412, 9880, 10136, 11765, 12670, 13756, 13832, 16471, 17195, 17290, 18824, 23530, 24073, 25340, 27512, 32942, 34390, 34580, 44707, 47060, 48146, 50680, 65884, 68780, 69160, 82355, 89414, 94120, 96292, 120365, 131768, 137560, 164710, 178828, 192584, 223535, 240730, 312949, 329420, 357656, 447070, 481460, 625898, 658840, 894140, 962920, 1251796, 1564745, 1788280, 2503592, 3129490, 6258980, 12517960]

約数ペア:

[(1, 12517960), (2, 6258980), (4, 3129490), (5, 2503592), (7, 1788280), (8, 1564745), (10, 1251796), (13, 962920), (14, 894140), (19, 658840), (20, 625898), (26, 481460), (28, 447070), (35, 357656), (38, 329420), (40, 312949), (52, 240730), (56, 223535), (65, 192584), (70, 178828), (76, 164710), (91, 137560), (95, 131768), (104, 120365), (130, 96292), (133, 94120), (140, 89414), (152, 82355), (181, 69160), (182, 68780), (190, 65884), (247, 50680), (260, 48146), (266, 47060), (280, 44707), (362, 34580), (364, 34390), (380, 32942), (455, 27512), (494, 25340), (520, 24073), (532, 23530), (665, 18824), (724, 17290), (728, 17195), (760, 16471), (905, 13832), (910, 13756), (988, 12670), (1064, 11765), (1235, 10136), (1267, 9880), (1330, 9412), (1448, 8645), (1729, 7240), (1810, 6916), (1820, 6878), (1976, 6335), (2353, 5320), (2470, 5068), (2534, 4940), (2660, 4706), (3439, 3640), (3458, 3620)]