1227565560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{786901}}^1$

素因数の和:786928

約数の個数: 64

約数和(自身を含む): 3965986080

約数和(自身を除く): 2738420520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 786901, 1573802, 2360703, 3147604, 3934505, 4721406, 6295208, 7869010, 9442812, 10229713, 11803515, 15738020, 18885624, 20459426, 23607030, 30689139, 31476040, 40918852, 47214060, 51148565, 61378278, 81837704, 94428120, 102297130, 122756556, 153445695, 204594260, 245513112, 306891390, 409188520, 613782780, 1227565560]

約数ペア:

[(1, 1227565560), (2, 613782780), (3, 409188520), (4, 306891390), (5, 245513112), (6, 204594260), (8, 153445695), (10, 122756556), (12, 102297130), (13, 94428120), (15, 81837704), (20, 61378278), (24, 51148565), (26, 47214060), (30, 40918852), (39, 31476040), (40, 30689139), (52, 23607030), (60, 20459426), (65, 18885624), (78, 15738020), (104, 11803515), (120, 10229713), (130, 9442812), (156, 7869010), (195, 6295208), (260, 4721406), (312, 3934505), (390, 3147604), (520, 2360703), (780, 1573802), (1560, 786901)]