349731290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 682698240

約数和(自身を除く): 332966950

約数列:

[1, 2, 5, 10, 19, 38, 67, 83, 95, 134, 166, 190, 331, 335, 415, 662, 670, 830, 1273, 1577, 1655, 2546, 3154, 3310, 5561, 6289, 6365, 7885, 11122, 12578, 12730, 15770, 22177, 27473, 27805, 31445, 44354, 54946, 55610, 62890, 105659, 110885, 137365, 211318, 221770, 274730, 421363, 521987, 528295, 842726, 1043974, 1056590, 1840691, 2106815, 2609935, 3681382, 4213630, 5219870, 9203455, 18406910, 34973129, 69946258, 174865645, 349731290]

約数ペア:

[(1, 349731290), (2, 174865645), (5, 69946258), (10, 34973129), (19, 18406910), (38, 9203455), (67, 5219870), (83, 4213630), (95, 3681382), (134, 2609935), (166, 2106815), (190, 1840691), (331, 1056590), (335, 1043974), (415, 842726), (662, 528295), (670, 521987), (830, 421363), (1273, 274730), (1577, 221770), (1655, 211318), (2546, 137365), (3154, 110885), (3310, 105659), (5561, 62890), (6289, 55610), (6365, 54946), (7885, 44354), (11122, 31445), (12578, 27805), (12730, 27473), (15770, 22177)]