20158710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:198

約数の個数: 128

約数和(自身を含む): 58834944

約数和(自身を除く): 38676234

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 37, 39, 55, 65, 66, 74, 78, 110, 111, 127, 130, 143, 165, 185, 195, 222, 254, 286, 330, 370, 381, 390, 407, 429, 481, 555, 635, 715, 762, 814, 858, 962, 1110, 1221, 1270, 1397, 1430, 1443, 1651, 1905, 2035, 2145, 2405, 2442, 2794, 2886, 3302, 3810, 4070, 4191, 4290, 4699, 4810, 4953, 5291, 6105, 6985, 7215, 8255, 8382, 9398, 9906, 10582, 12210, 13970, 14097, 14430, 15873, 16510, 18161, 20955, 23495, 24765, 26455, 28194, 31746, 36322, 41910, 46990, 49530, 51689, 52910, 54483, 61087, 70485, 79365, 90805, 103378, 108966, 122174, 140970, 155067, 158730, 181610, 183261, 258445, 272415, 305435, 310134, 366522, 516890, 544830, 610870, 671957, 775335, 916305, 1343914, 1550670, 1832610, 2015871, 3359785, 4031742, 6719570, 10079355, 20158710]

約数ペア:

[(1, 20158710), (2, 10079355), (3, 6719570), (5, 4031742), (6, 3359785), (10, 2015871), (11, 1832610), (13, 1550670), (15, 1343914), (22, 916305), (26, 775335), (30, 671957), (33, 610870), (37, 544830), (39, 516890), (55, 366522), (65, 310134), (66, 305435), (74, 272415), (78, 258445), (110, 183261), (111, 181610), (127, 158730), (130, 155067), (143, 140970), (165, 122174), (185, 108966), (195, 103378), (222, 90805), (254, 79365), (286, 70485), (330, 61087), (370, 54483), (381, 52910), (390, 51689), (407, 49530), (429, 46990), (481, 41910), (555, 36322), (635, 31746), (715, 28194), (762, 26455), (814, 24765), (858, 23495), (962, 20955), (1110, 18161), (1221, 16510), (1270, 15873), (1397, 14430), (1430, 14097), (1443, 13970), (1651, 12210), (1905, 10582), (2035, 9906), (2145, 9398), (2405, 8382), (2442, 8255), (2794, 7215), (2886, 6985), (3302, 6105), (3810, 5291), (4070, 4953), (4191, 4810), (4290, 4699)]