210971120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{877}}^1$

素因数の和:1018

約数の個数: 80

約数和(自身を含む): 512133888

約数和(自身を除く): 301162768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 194, 248, 310, 388, 485, 496, 620, 776, 877, 970, 1240, 1552, 1754, 1940, 2480, 3007, 3508, 3880, 4385, 6014, 7016, 7760, 8770, 12028, 14032, 15035, 17540, 24056, 27187, 30070, 35080, 48112, 54374, 60140, 70160, 85069, 108748, 120280, 135935, 170138, 217496, 240560, 271870, 340276, 425345, 434992, 543740, 680552, 850690, 1087480, 1361104, 1701380, 2174960, 2637139, 3402760, 5274278, 6805520, 10548556, 13185695, 21097112, 26371390, 42194224, 52742780, 105485560, 210971120]

約数ペア:

[(1, 210971120), (2, 105485560), (4, 52742780), (5, 42194224), (8, 26371390), (10, 21097112), (16, 13185695), (20, 10548556), (31, 6805520), (40, 5274278), (62, 3402760), (80, 2637139), (97, 2174960), (124, 1701380), (155, 1361104), (194, 1087480), (248, 850690), (310, 680552), (388, 543740), (485, 434992), (496, 425345), (620, 340276), (776, 271870), (877, 240560), (970, 217496), (1240, 170138), (1552, 135935), (1754, 120280), (1940, 108748), (2480, 85069), (3007, 70160), (3508, 60140), (3880, 54374), (4385, 48112), (6014, 35080), (7016, 30070), (7760, 27187), (8770, 24056), (12028, 17540), (14032, 15035)]