211760890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 451221120

約数和(自身を除く): 239460230

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 61, 95, 110, 121, 122, 151, 190, 209, 242, 302, 305, 418, 605, 610, 671, 755, 1045, 1159, 1210, 1342, 1510, 1661, 2090, 2299, 2318, 2869, 3322, 3355, 4598, 5738, 5795, 6710, 7381, 8305, 9211, 11495, 11590, 12749, 14345, 14762, 16610, 18271, 18422, 22990, 25498, 28690, 31559, 36542, 36905, 46055, 63118, 63745, 73810, 91355, 92110, 101321, 127490, 140239, 157795, 175009, 182710, 202642, 280478, 315590, 347149, 350018, 506605, 694298, 701195, 875045, 1013210, 1114531, 1402390, 1735745, 1750090, 1925099, 2229062, 3471490, 3850198, 5572655, 9625495, 11145310, 19250990, 21176089, 42352178, 105880445, 211760890]

約数ペア:

[(1, 211760890), (2, 105880445), (5, 42352178), (10, 21176089), (11, 19250990), (19, 11145310), (22, 9625495), (38, 5572655), (55, 3850198), (61, 3471490), (95, 2229062), (110, 1925099), (121, 1750090), (122, 1735745), (151, 1402390), (190, 1114531), (209, 1013210), (242, 875045), (302, 701195), (305, 694298), (418, 506605), (605, 350018), (610, 347149), (671, 315590), (755, 280478), (1045, 202642), (1159, 182710), (1210, 175009), (1342, 157795), (1510, 140239), (1661, 127490), (2090, 101321), (2299, 92110), (2318, 91355), (2869, 73810), (3322, 63745), (3355, 63118), (4598, 46055), (5738, 36905), (5795, 36542), (6710, 31559), (7381, 28690), (8305, 25498), (9211, 22990), (11495, 18422), (11590, 18271), (12749, 16610), (14345, 14762)]