404644620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2\times {\mathrm{71}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 1201229568

約数和(自身を除く): 796584948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 47, 60, 71, 86, 94, 129, 141, 142, 172, 188, 213, 215, 235, 258, 282, 284, 355, 426, 430, 470, 516, 564, 645, 705, 710, 852, 860, 940, 1065, 1290, 1410, 1420, 2021, 2130, 2209, 2580, 2820, 3053, 3337, 4042, 4260, 4418, 6063, 6106, 6627, 6674, 8084, 8836, 9159, 10011, 10105, 11045, 12126, 12212, 13254, 13348, 15265, 16685, 18318, 20022, 20210, 22090, 24252, 26508, 30315, 30530, 33135, 33370, 36636, 40044, 40420, 44180, 45795, 50055, 60630, 61060, 66270, 66740, 91590, 94987, 100110, 121260, 132540, 143491, 156839, 183180, 189974, 200220, 284961, 286982, 313678, 379948, 430473, 470517, 474935, 569922, 573964, 627356, 717455, 784195, 860946, 941034, 949870, 1139844, 1424805, 1434910, 1568390, 1721892, 1882068, 1899740, 2152365, 2352585, 2849610, 2869820, 3136780, 4304730, 4705170, 5699220, 6744077, 8609460, 9410340, 13488154, 20232231, 26976308, 33720385, 40464462, 67440770, 80928924, 101161155, 134881540, 202322310, 404644620]

約数ペア:

[(1, 404644620), (2, 202322310), (3, 134881540), (4, 101161155), (5, 80928924), (6, 67440770), (10, 40464462), (12, 33720385), (15, 26976308), (20, 20232231), (30, 13488154), (43, 9410340), (47, 8609460), (60, 6744077), (71, 5699220), (86, 4705170), (94, 4304730), (129, 3136780), (141, 2869820), (142, 2849610), (172, 2352585), (188, 2152365), (213, 1899740), (215, 1882068), (235, 1721892), (258, 1568390), (282, 1434910), (284, 1424805), (355, 1139844), (426, 949870), (430, 941034), (470, 860946), (516, 784195), (564, 717455), (645, 627356), (705, 573964), (710, 569922), (852, 474935), (860, 470517), (940, 430473), (1065, 379948), (1290, 313678), (1410, 286982), (1420, 284961), (2021, 200220), (2130, 189974), (2209, 183180), (2580, 156839), (2820, 143491), (3053, 132540), (3337, 121260), (4042, 100110), (4260, 94987), (4418, 91590), (6063, 66740), (6106, 66270), (6627, 61060), (6674, 60630), (8084, 50055), (8836, 45795), (9159, 44180), (10011, 40420), (10105, 40044), (11045, 36636), (12126, 33370), (12212, 33135), (13254, 30530), (13348, 30315), (15265, 26508), (16685, 24252), (18318, 22090), (20022, 20210)]