1330841680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{21031}}^1$

素因数の和:21164

約数の個数: 80

約数和(自身を含む): 3567700224

約数和(自身を除く): 2236858544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 113, 140, 226, 280, 452, 560, 565, 791, 904, 1130, 1582, 1808, 2260, 3164, 3955, 4520, 6328, 7910, 9040, 12656, 15820, 21031, 31640, 42062, 63280, 84124, 105155, 147217, 168248, 210310, 294434, 336496, 420620, 588868, 736085, 841240, 1177736, 1472170, 1682480, 2355472, 2376503, 2944340, 4753006, 5888680, 9506012, 11777360, 11882515, 16635521, 19012024, 23765030, 33271042, 38024048, 47530060, 66542084, 83177605, 95060120, 133084168, 166355210, 190120240, 266168336, 332710420, 665420840, 1330841680]

約数ペア:

[(1, 1330841680), (2, 665420840), (4, 332710420), (5, 266168336), (7, 190120240), (8, 166355210), (10, 133084168), (14, 95060120), (16, 83177605), (20, 66542084), (28, 47530060), (35, 38024048), (40, 33271042), (56, 23765030), (70, 19012024), (80, 16635521), (112, 11882515), (113, 11777360), (140, 9506012), (226, 5888680), (280, 4753006), (452, 2944340), (560, 2376503), (565, 2355472), (791, 1682480), (904, 1472170), (1130, 1177736), (1582, 841240), (1808, 736085), (2260, 588868), (3164, 420620), (3955, 336496), (4520, 294434), (6328, 210310), (7910, 168248), (9040, 147217), (12656, 105155), (15820, 84124), (21031, 63280), (31640, 42062)]