205364130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1\times {\mathrm{401}}^1$

素因数の和:851

約数の個数: 64

約数和(自身を含む): 506867328

約数和(自身を除く): 301503198

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 397, 401, 430, 645, 794, 802, 1191, 1203, 1290, 1985, 2005, 2382, 2406, 3970, 4010, 5955, 6015, 11910, 12030, 17071, 17243, 34142, 34486, 51213, 51729, 85355, 86215, 102426, 103458, 159197, 170710, 172430, 256065, 258645, 318394, 477591, 512130, 517290, 795985, 955182, 1591970, 2387955, 4775910, 6845471, 13690942, 20536413, 34227355, 41072826, 68454710, 102682065, 205364130]

約数ペア:

[(1, 205364130), (2, 102682065), (3, 68454710), (5, 41072826), (6, 34227355), (10, 20536413), (15, 13690942), (30, 6845471), (43, 4775910), (86, 2387955), (129, 1591970), (215, 955182), (258, 795985), (397, 517290), (401, 512130), (430, 477591), (645, 318394), (794, 258645), (802, 256065), (1191, 172430), (1203, 170710), (1290, 159197), (1985, 103458), (2005, 102426), (2382, 86215), (2406, 85355), (3970, 51729), (4010, 51213), (5955, 34486), (6015, 34142), (11910, 17243), (12030, 17071)]