64358140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 178375680

約数和(自身を除く): 114017540

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 55, 70, 77, 79, 92, 110, 115, 140, 154, 158, 161, 220, 230, 253, 308, 316, 322, 385, 395, 460, 506, 529, 553, 644, 770, 790, 805, 869, 1012, 1058, 1106, 1265, 1540, 1580, 1610, 1738, 1771, 1817, 2116, 2212, 2530, 2645, 2765, 3220, 3476, 3542, 3634, 3703, 4345, 5060, 5290, 5530, 5819, 6083, 7084, 7268, 7406, 8690, 8855, 9085, 10580, 11060, 11638, 12166, 12719, 14812, 17380, 17710, 18170, 18515, 19987, 23276, 24332, 25438, 29095, 30415, 35420, 36340, 37030, 39974, 40733, 41791, 50876, 58190, 60830, 63595, 74060, 79948, 81466, 83582, 99935, 116380, 121660, 127190, 139909, 162932, 167164, 199870, 203665, 208955, 254380, 279818, 292537, 399740, 407330, 417910, 459701, 559636, 585074, 699545, 814660, 835820, 919402, 1170148, 1399090, 1462685, 1838804, 2298505, 2798180, 2925370, 3217907, 4597010, 5850740, 6435814, 9194020, 12871628, 16089535, 32179070, 64358140]

約数ペア:

[(1, 64358140), (2, 32179070), (4, 16089535), (5, 12871628), (7, 9194020), (10, 6435814), (11, 5850740), (14, 4597010), (20, 3217907), (22, 2925370), (23, 2798180), (28, 2298505), (35, 1838804), (44, 1462685), (46, 1399090), (55, 1170148), (70, 919402), (77, 835820), (79, 814660), (92, 699545), (110, 585074), (115, 559636), (140, 459701), (154, 417910), (158, 407330), (161, 399740), (220, 292537), (230, 279818), (253, 254380), (308, 208955), (316, 203665), (322, 199870), (385, 167164), (395, 162932), (460, 139909), (506, 127190), (529, 121660), (553, 116380), (644, 99935), (770, 83582), (790, 81466), (805, 79948), (869, 74060), (1012, 63595), (1058, 60830), (1106, 58190), (1265, 50876), (1540, 41791), (1580, 40733), (1610, 39974), (1738, 37030), (1771, 36340), (1817, 35420), (2116, 30415), (2212, 29095), (2530, 25438), (2645, 24332), (2765, 23276), (3220, 19987), (3476, 18515), (3542, 18170), (3634, 17710), (3703, 17380), (4345, 14812), (5060, 12719), (5290, 12166), (5530, 11638), (5819, 11060), (6083, 10580), (7084, 9085), (7268, 8855), (7406, 8690)]