2557028340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2039}}^1\times {\mathrm{6967}}^1$

素因数の和:9021

約数の個数: 72

約数和(自身を含む): 7761237120

約数和(自身を除く): 5204208780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2039, 4078, 6117, 6967, 8156, 10195, 12234, 13934, 18351, 20390, 20901, 24468, 27868, 30585, 34835, 36702, 40780, 41802, 61170, 62703, 69670, 73404, 83604, 91755, 104505, 122340, 125406, 139340, 183510, 209010, 250812, 313515, 367020, 418020, 627030, 1254060, 14205713, 28411426, 42617139, 56822852, 71028565, 85234278, 127851417, 142057130, 170468556, 213085695, 255702834, 284114260, 426171390, 511405668, 639257085, 852342780, 1278514170, 2557028340]

約数ペア:

[(1, 2557028340), (2, 1278514170), (3, 852342780), (4, 639257085), (5, 511405668), (6, 426171390), (9, 284114260), (10, 255702834), (12, 213085695), (15, 170468556), (18, 142057130), (20, 127851417), (30, 85234278), (36, 71028565), (45, 56822852), (60, 42617139), (90, 28411426), (180, 14205713), (2039, 1254060), (4078, 627030), (6117, 418020), (6967, 367020), (8156, 313515), (10195, 250812), (12234, 209010), (13934, 183510), (18351, 139340), (20390, 125406), (20901, 122340), (24468, 104505), (27868, 91755), (30585, 83604), (34835, 73404), (36702, 69670), (40780, 62703), (41802, 61170)]