154963120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1367}}^1$

素因数の和:1502

約数の個数: 80

約数和(自身を含む): 391849920

約数和(自身を除く): 236886800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 109, 130, 208, 218, 260, 436, 520, 545, 872, 1040, 1090, 1367, 1417, 1744, 2180, 2734, 2834, 4360, 5468, 5668, 6835, 7085, 8720, 10936, 11336, 13670, 14170, 17771, 21872, 22672, 27340, 28340, 35542, 54680, 56680, 71084, 88855, 109360, 113360, 142168, 149003, 177710, 284336, 298006, 355420, 596012, 710840, 745015, 1192024, 1421680, 1490030, 1937039, 2384048, 2980060, 3874078, 5960120, 7748156, 9685195, 11920240, 15496312, 19370390, 30992624, 38740780, 77481560, 154963120]

約数ペア:

[(1, 154963120), (2, 77481560), (4, 38740780), (5, 30992624), (8, 19370390), (10, 15496312), (13, 11920240), (16, 9685195), (20, 7748156), (26, 5960120), (40, 3874078), (52, 2980060), (65, 2384048), (80, 1937039), (104, 1490030), (109, 1421680), (130, 1192024), (208, 745015), (218, 710840), (260, 596012), (436, 355420), (520, 298006), (545, 284336), (872, 177710), (1040, 149003), (1090, 142168), (1367, 113360), (1417, 109360), (1744, 88855), (2180, 71084), (2734, 56680), (2834, 54680), (4360, 35542), (5468, 28340), (5668, 27340), (6835, 22672), (7085, 21872), (8720, 17771), (10936, 14170), (11336, 13670)]