320508240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2389}}^1$

素因数の和:2461

約数の個数: 160

約数和(自身を含む): 1095346560

約数和(自身を除く): 774838320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 43, 48, 52, 60, 65, 78, 80, 86, 104, 120, 129, 130, 156, 172, 195, 208, 215, 240, 258, 260, 312, 344, 390, 430, 516, 520, 559, 624, 645, 688, 780, 860, 1032, 1040, 1118, 1290, 1560, 1677, 1720, 2064, 2236, 2389, 2580, 2795, 3120, 3354, 3440, 4472, 4778, 5160, 5590, 6708, 7167, 8385, 8944, 9556, 10320, 11180, 11945, 13416, 14334, 16770, 19112, 22360, 23890, 26832, 28668, 31057, 33540, 35835, 38224, 44720, 47780, 57336, 62114, 67080, 71670, 93171, 95560, 102727, 114672, 124228, 134160, 143340, 155285, 186342, 191120, 205454, 248456, 286680, 308181, 310570, 372684, 410908, 465855, 496912, 513635, 573360, 616362, 621140, 745368, 821816, 931710, 1027270, 1232724, 1242280, 1335451, 1490736, 1540905, 1643632, 1863420, 2054540, 2465448, 2484560, 2670902, 3081810, 3726840, 4006353, 4109080, 4930896, 5341804, 6163620, 6677255, 7453680, 8012706, 8218160, 10683608, 12327240, 13354510, 16025412, 20031765, 21367216, 24654480, 26709020, 32050824, 40063530, 53418040, 64101648, 80127060, 106836080, 160254120, 320508240]

約数ペア:

[(1, 320508240), (2, 160254120), (3, 106836080), (4, 80127060), (5, 64101648), (6, 53418040), (8, 40063530), (10, 32050824), (12, 26709020), (13, 24654480), (15, 21367216), (16, 20031765), (20, 16025412), (24, 13354510), (26, 12327240), (30, 10683608), (39, 8218160), (40, 8012706), (43, 7453680), (48, 6677255), (52, 6163620), (60, 5341804), (65, 4930896), (78, 4109080), (80, 4006353), (86, 3726840), (104, 3081810), (120, 2670902), (129, 2484560), (130, 2465448), (156, 2054540), (172, 1863420), (195, 1643632), (208, 1540905), (215, 1490736), (240, 1335451), (258, 1242280), (260, 1232724), (312, 1027270), (344, 931710), (390, 821816), (430, 745368), (516, 621140), (520, 616362), (559, 573360), (624, 513635), (645, 496912), (688, 465855), (780, 410908), (860, 372684), (1032, 310570), (1040, 308181), (1118, 286680), (1290, 248456), (1560, 205454), (1677, 191120), (1720, 186342), (2064, 155285), (2236, 143340), (2389, 134160), (2580, 124228), (2795, 114672), (3120, 102727), (3354, 95560), (3440, 93171), (4472, 71670), (4778, 67080), (5160, 62114), (5590, 57336), (6708, 47780), (7167, 44720), (8385, 38224), (8944, 35835), (9556, 33540), (10320, 31057), (11180, 28668), (11945, 26832), (13416, 23890), (14334, 22360), (16770, 19112)]