321798120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3793}}^1$

素因数の和:3915

約数の個数: 128

約数和(自身を含む): 1114525440

約数和(自身を除く): 792727320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 101, 105, 120, 140, 168, 202, 210, 280, 303, 404, 420, 505, 606, 707, 808, 840, 1010, 1212, 1414, 1515, 2020, 2121, 2424, 2828, 3030, 3535, 3793, 4040, 4242, 5656, 6060, 7070, 7586, 8484, 10605, 11379, 12120, 14140, 15172, 16968, 18965, 21210, 22758, 26551, 28280, 30344, 37930, 42420, 45516, 53102, 56895, 75860, 79653, 84840, 91032, 106204, 113790, 132755, 151720, 159306, 212408, 227580, 265510, 318612, 383093, 398265, 455160, 531020, 637224, 766186, 796530, 1062040, 1149279, 1532372, 1593060, 1915465, 2298558, 2681651, 3064744, 3186120, 3830930, 4597116, 5363302, 5746395, 7661860, 8044953, 9194232, 10726604, 11492790, 13408255, 15323720, 16089906, 21453208, 22985580, 26816510, 32179812, 40224765, 45971160, 53633020, 64359624, 80449530, 107266040, 160899060, 321798120]

約数ペア:

[(1, 321798120), (2, 160899060), (3, 107266040), (4, 80449530), (5, 64359624), (6, 53633020), (7, 45971160), (8, 40224765), (10, 32179812), (12, 26816510), (14, 22985580), (15, 21453208), (20, 16089906), (21, 15323720), (24, 13408255), (28, 11492790), (30, 10726604), (35, 9194232), (40, 8044953), (42, 7661860), (56, 5746395), (60, 5363302), (70, 4597116), (84, 3830930), (101, 3186120), (105, 3064744), (120, 2681651), (140, 2298558), (168, 1915465), (202, 1593060), (210, 1532372), (280, 1149279), (303, 1062040), (404, 796530), (420, 766186), (505, 637224), (606, 531020), (707, 455160), (808, 398265), (840, 383093), (1010, 318612), (1212, 265510), (1414, 227580), (1515, 212408), (2020, 159306), (2121, 151720), (2424, 132755), (2828, 113790), (3030, 106204), (3535, 91032), (3793, 84840), (4040, 79653), (4242, 75860), (5656, 56895), (6060, 53102), (7070, 45516), (7586, 42420), (8484, 37930), (10605, 30344), (11379, 28280), (12120, 26551), (14140, 22758), (15172, 21210), (16968, 18965)]