387810120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4421}}^1$

素因数の和:4495

約数の個数: 128

約数和(自身を含む): 1260800640

約数和(自身を除く): 872990520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 255, 258, 340, 344, 408, 430, 510, 516, 645, 680, 731, 860, 1020, 1032, 1290, 1462, 1720, 2040, 2193, 2580, 2924, 3655, 4386, 4421, 5160, 5848, 7310, 8772, 8842, 10965, 13263, 14620, 17544, 17684, 21930, 22105, 26526, 29240, 35368, 43860, 44210, 53052, 66315, 75157, 87720, 88420, 106104, 132630, 150314, 176840, 190103, 225471, 265260, 300628, 375785, 380206, 450942, 530520, 570309, 601256, 751570, 760412, 901884, 950515, 1127355, 1140618, 1503140, 1520824, 1803768, 1901030, 2254710, 2281236, 2851545, 3006280, 3231751, 3802060, 4509420, 4562472, 5703090, 6463502, 7604120, 9018840, 9695253, 11406180, 12927004, 16158755, 19390506, 22812360, 25854008, 32317510, 38781012, 48476265, 64635020, 77562024, 96952530, 129270040, 193905060, 387810120]

約数ペア:

[(1, 387810120), (2, 193905060), (3, 129270040), (4, 96952530), (5, 77562024), (6, 64635020), (8, 48476265), (10, 38781012), (12, 32317510), (15, 25854008), (17, 22812360), (20, 19390506), (24, 16158755), (30, 12927004), (34, 11406180), (40, 9695253), (43, 9018840), (51, 7604120), (60, 6463502), (68, 5703090), (85, 4562472), (86, 4509420), (102, 3802060), (120, 3231751), (129, 3006280), (136, 2851545), (170, 2281236), (172, 2254710), (204, 1901030), (215, 1803768), (255, 1520824), (258, 1503140), (340, 1140618), (344, 1127355), (408, 950515), (430, 901884), (510, 760412), (516, 751570), (645, 601256), (680, 570309), (731, 530520), (860, 450942), (1020, 380206), (1032, 375785), (1290, 300628), (1462, 265260), (1720, 225471), (2040, 190103), (2193, 176840), (2580, 150314), (2924, 132630), (3655, 106104), (4386, 88420), (4421, 87720), (5160, 75157), (5848, 66315), (7310, 53052), (8772, 44210), (8842, 43860), (10965, 35368), (13263, 29240), (14620, 26526), (17544, 22105), (17684, 21930)]