88858980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1$

素因数の和:778

約数の個数: 144

約数和(自身を含む): 311351040

約数和(自身を除く): 222492060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 109, 126, 140, 180, 210, 218, 252, 315, 327, 420, 436, 545, 630, 647, 654, 763, 981, 1090, 1260, 1294, 1308, 1526, 1635, 1941, 1962, 2180, 2289, 2588, 3052, 3235, 3270, 3815, 3882, 3924, 4529, 4578, 4905, 5823, 6470, 6540, 6867, 7630, 7764, 9058, 9156, 9705, 9810, 11445, 11646, 12940, 13587, 13734, 15260, 18116, 19410, 19620, 22645, 22890, 23292, 27174, 27468, 29115, 34335, 38820, 40761, 45290, 45780, 54348, 58230, 67935, 68670, 70523, 81522, 90580, 116460, 135870, 137340, 141046, 163044, 203805, 211569, 271740, 282092, 352615, 407610, 423138, 493661, 634707, 705230, 815220, 846276, 987322, 1057845, 1269414, 1410460, 1480983, 1974644, 2115690, 2468305, 2538828, 2961966, 3173535, 4231380, 4442949, 4936610, 5923932, 6347070, 7404915, 8885898, 9873220, 12694140, 14809830, 17771796, 22214745, 29619660, 44429490, 88858980]

約数ペア:

[(1, 88858980), (2, 44429490), (3, 29619660), (4, 22214745), (5, 17771796), (6, 14809830), (7, 12694140), (9, 9873220), (10, 8885898), (12, 7404915), (14, 6347070), (15, 5923932), (18, 4936610), (20, 4442949), (21, 4231380), (28, 3173535), (30, 2961966), (35, 2538828), (36, 2468305), (42, 2115690), (45, 1974644), (60, 1480983), (63, 1410460), (70, 1269414), (84, 1057845), (90, 987322), (105, 846276), (109, 815220), (126, 705230), (140, 634707), (180, 493661), (210, 423138), (218, 407610), (252, 352615), (315, 282092), (327, 271740), (420, 211569), (436, 203805), (545, 163044), (630, 141046), (647, 137340), (654, 135870), (763, 116460), (981, 90580), (1090, 81522), (1260, 70523), (1294, 68670), (1308, 67935), (1526, 58230), (1635, 54348), (1941, 45780), (1962, 45290), (2180, 40761), (2289, 38820), (2588, 34335), (3052, 29115), (3235, 27468), (3270, 27174), (3815, 23292), (3882, 22890), (3924, 22645), (4529, 19620), (4578, 19410), (4905, 18116), (5823, 15260), (6470, 13734), (6540, 13587), (6867, 12940), (7630, 11646), (7764, 11445), (9058, 9810), (9156, 9705)]