345778420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:425

約数の個数: 96

約数和(自身を含む): 810028800

約数和(自身を除く): 464250380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 163, 164, 199, 205, 260, 326, 398, 410, 533, 652, 796, 815, 820, 995, 1066, 1630, 1990, 2119, 2132, 2587, 2665, 3260, 3980, 4238, 5174, 5330, 6683, 8159, 8476, 10348, 10595, 10660, 12935, 13366, 16318, 21190, 25870, 26732, 32437, 32636, 33415, 40795, 42380, 51740, 64874, 66830, 81590, 86879, 106067, 129748, 133660, 162185, 163180, 173758, 212134, 324370, 347516, 421681, 424268, 434395, 530335, 648740, 843362, 868790, 1060670, 1329917, 1686724, 1737580, 2108405, 2121340, 2659834, 4216810, 5319668, 6649585, 8433620, 13299170, 17288921, 26598340, 34577842, 69155684, 86444605, 172889210, 345778420]

約数ペア:

[(1, 345778420), (2, 172889210), (4, 86444605), (5, 69155684), (10, 34577842), (13, 26598340), (20, 17288921), (26, 13299170), (41, 8433620), (52, 6649585), (65, 5319668), (82, 4216810), (130, 2659834), (163, 2121340), (164, 2108405), (199, 1737580), (205, 1686724), (260, 1329917), (326, 1060670), (398, 868790), (410, 843362), (533, 648740), (652, 530335), (796, 434395), (815, 424268), (820, 421681), (995, 347516), (1066, 324370), (1630, 212134), (1990, 173758), (2119, 163180), (2132, 162185), (2587, 133660), (2665, 129748), (3260, 106067), (3980, 86879), (4238, 81590), (5174, 66830), (5330, 64874), (6683, 51740), (8159, 42380), (8476, 40795), (10348, 33415), (10595, 32636), (10660, 32437), (12935, 26732), (13366, 25870), (16318, 21190)]