840587664

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131671}}^1$

素因数の和:131708

約数の個数: 80

約数和(自身を含む): 2612372480

約数和(自身を除く): 1771784816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 6384, 131671, 263342, 395013, 526684, 790026, 921697, 1053368, 1580052, 1843394, 2106736, 2501749, 2765091, 3160104, 3686788, 5003498, 5530182, 6320208, 7373576, 7505247, 10006996, 11060364, 14747152, 15010494, 17512243, 20013992, 22120728, 30020988, 35024486, 40027984, 44241456, 52536729, 60041976, 70048972, 105073458, 120083952, 140097944, 210146916, 280195888, 420293832, 840587664]

約数ペア:

[(1, 840587664), (2, 420293832), (3, 280195888), (4, 210146916), (6, 140097944), (7, 120083952), (8, 105073458), (12, 70048972), (14, 60041976), (16, 52536729), (19, 44241456), (21, 40027984), (24, 35024486), (28, 30020988), (38, 22120728), (42, 20013992), (48, 17512243), (56, 15010494), (57, 14747152), (76, 11060364), (84, 10006996), (112, 7505247), (114, 7373576), (133, 6320208), (152, 5530182), (168, 5003498), (228, 3686788), (266, 3160104), (304, 2765091), (336, 2501749), (399, 2106736), (456, 1843394), (532, 1580052), (798, 1053368), (912, 921697), (1064, 790026), (1596, 526684), (2128, 395013), (3192, 263342), (6384, 131671)]