21900150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1187}}^1$

素因数の和:1246

約数の個数: 72

約数和(自身を含む): 60324264

約数和(自身を除く): 38424114

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 41, 45, 50, 75, 82, 90, 123, 150, 205, 225, 246, 369, 410, 450, 615, 738, 1025, 1187, 1230, 1845, 2050, 2374, 3075, 3561, 3690, 5935, 6150, 7122, 9225, 10683, 11870, 17805, 18450, 21366, 29675, 35610, 48667, 53415, 59350, 89025, 97334, 106830, 146001, 178050, 243335, 267075, 292002, 438003, 486670, 534150, 730005, 876006, 1216675, 1460010, 2190015, 2433350, 3650025, 4380030, 7300050, 10950075, 21900150]

約数ペア:

[(1, 21900150), (2, 10950075), (3, 7300050), (5, 4380030), (6, 3650025), (9, 2433350), (10, 2190015), (15, 1460010), (18, 1216675), (25, 876006), (30, 730005), (41, 534150), (45, 486670), (50, 438003), (75, 292002), (82, 267075), (90, 243335), (123, 178050), (150, 146001), (205, 106830), (225, 97334), (246, 89025), (369, 59350), (410, 53415), (450, 48667), (615, 35610), (738, 29675), (1025, 21366), (1187, 18450), (1230, 17805), (1845, 11870), (2050, 10683), (2374, 9225), (3075, 7122), (3561, 6150), (3690, 5935)]