128335440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18439}}^1$

素因数の和:18484

約数の個数: 80

約数和(自身を含む): 411580800

約数和(自身を除く): 283245360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 6960, 18439, 36878, 55317, 73756, 92195, 110634, 147512, 184390, 221268, 276585, 295024, 368780, 442536, 534731, 553170, 737560, 885072, 1069462, 1106340, 1475120, 1604193, 2138924, 2212680, 2673655, 3208386, 4277848, 4425360, 5347310, 6416772, 8020965, 8555696, 10694620, 12833544, 16041930, 21389240, 25667088, 32083860, 42778480, 64167720, 128335440]

約数ペア:

[(1, 128335440), (2, 64167720), (3, 42778480), (4, 32083860), (5, 25667088), (6, 21389240), (8, 16041930), (10, 12833544), (12, 10694620), (15, 8555696), (16, 8020965), (20, 6416772), (24, 5347310), (29, 4425360), (30, 4277848), (40, 3208386), (48, 2673655), (58, 2212680), (60, 2138924), (80, 1604193), (87, 1475120), (116, 1106340), (120, 1069462), (145, 885072), (174, 737560), (232, 553170), (240, 534731), (290, 442536), (348, 368780), (435, 295024), (464, 276585), (580, 221268), (696, 184390), (870, 147512), (1160, 110634), (1392, 92195), (1740, 73756), (2320, 55317), (3480, 36878), (6960, 18439)]