1221750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{181}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 3407040

約数和(自身を除く): 2185290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 125, 135, 150, 181, 225, 250, 270, 362, 375, 450, 543, 675, 750, 905, 1086, 1125, 1350, 1629, 1810, 2250, 2715, 3258, 3375, 4525, 4887, 5430, 6750, 8145, 9050, 9774, 13575, 16290, 22625, 24435, 27150, 40725, 45250, 48870, 67875, 81450, 122175, 135750, 203625, 244350, 407250, 610875, 1221750]

約数ペア:

[(1, 1221750), (2, 610875), (3, 407250), (5, 244350), (6, 203625), (9, 135750), (10, 122175), (15, 81450), (18, 67875), (25, 48870), (27, 45250), (30, 40725), (45, 27150), (50, 24435), (54, 22625), (75, 16290), (90, 13575), (125, 9774), (135, 9050), (150, 8145), (181, 6750), (225, 5430), (250, 4887), (270, 4525), (362, 3375), (375, 3258), (450, 2715), (543, 2250), (675, 1810), (750, 1629), (905, 1350), (1086, 1125)]