306583960

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{823}}^1$

素因数の和:1040

約数の個数: 64

約数和(自身を含む): 706003200

約数和(自身を除く): 399419240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 139, 268, 278, 335, 536, 556, 670, 695, 823, 1112, 1340, 1390, 1646, 2680, 2780, 3292, 4115, 5560, 6584, 8230, 9313, 16460, 18626, 32920, 37252, 46565, 55141, 74504, 93130, 110282, 114397, 186260, 220564, 228794, 275705, 372520, 441128, 457588, 551410, 571985, 915176, 1102820, 1143970, 2205640, 2287940, 4575880, 7664599, 15329198, 30658396, 38322995, 61316792, 76645990, 153291980, 306583960]

約数ペア:

[(1, 306583960), (2, 153291980), (4, 76645990), (5, 61316792), (8, 38322995), (10, 30658396), (20, 15329198), (40, 7664599), (67, 4575880), (134, 2287940), (139, 2205640), (268, 1143970), (278, 1102820), (335, 915176), (536, 571985), (556, 551410), (670, 457588), (695, 441128), (823, 372520), (1112, 275705), (1340, 228794), (1390, 220564), (1646, 186260), (2680, 114397), (2780, 110282), (3292, 93130), (4115, 74504), (5560, 55141), (6584, 46565), (8230, 37252), (9313, 32920), (16460, 18626)]