18747450

素因数分解:

$2^1\times 3^5\times 5^2\times {\mathrm{1543}}^1$

素因数の和:1570

約数の個数: 72

約数和(自身を含む): 52267488

約数和(自身を除く): 33520038

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 243, 270, 405, 450, 486, 675, 810, 1215, 1350, 1543, 2025, 2430, 3086, 4050, 4629, 6075, 7715, 9258, 12150, 13887, 15430, 23145, 27774, 38575, 41661, 46290, 69435, 77150, 83322, 115725, 124983, 138870, 208305, 231450, 249966, 347175, 374949, 416610, 624915, 694350, 749898, 1041525, 1249830, 1874745, 2083050, 3124575, 3749490, 6249150, 9373725, 18747450]

約数ペア:

[(1, 18747450), (2, 9373725), (3, 6249150), (5, 3749490), (6, 3124575), (9, 2083050), (10, 1874745), (15, 1249830), (18, 1041525), (25, 749898), (27, 694350), (30, 624915), (45, 416610), (50, 374949), (54, 347175), (75, 249966), (81, 231450), (90, 208305), (135, 138870), (150, 124983), (162, 115725), (225, 83322), (243, 77150), (270, 69435), (405, 46290), (450, 41661), (486, 38575), (675, 27774), (810, 23145), (1215, 15430), (1350, 13887), (1543, 12150), (2025, 9258), (2430, 7715), (3086, 6075), (4050, 4629)]