204047775

素因数分解:

$3^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:234

約数の個数: 96

約数和(自身を含む): 393099840

約数和(自身を除く): 189052065

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 73, 75, 101, 123, 135, 205, 219, 225, 303, 365, 369, 505, 615, 657, 675, 909, 1025, 1095, 1107, 1515, 1825, 1845, 1971, 2525, 2727, 2993, 3075, 3285, 4141, 4545, 5475, 5535, 7373, 7575, 8979, 9225, 9855, 12423, 13635, 14965, 16425, 20705, 22119, 22725, 26937, 27675, 36865, 37269, 44895, 49275, 62115, 66357, 68175, 74825, 80811, 103525, 110595, 111807, 134685, 184325, 186345, 199071, 224475, 302293, 310575, 331785, 404055, 552975, 559035, 673425, 906879, 931725, 995355, 1511465, 1658925, 2020275, 2720637, 2795175, 4534395, 4976775, 7557325, 8161911, 13603185, 22671975, 40809555, 68015925, 204047775]

約数ペア:

[(1, 204047775), (3, 68015925), (5, 40809555), (9, 22671975), (15, 13603185), (25, 8161911), (27, 7557325), (41, 4976775), (45, 4534395), (73, 2795175), (75, 2720637), (101, 2020275), (123, 1658925), (135, 1511465), (205, 995355), (219, 931725), (225, 906879), (303, 673425), (365, 559035), (369, 552975), (505, 404055), (615, 331785), (657, 310575), (675, 302293), (909, 224475), (1025, 199071), (1095, 186345), (1107, 184325), (1515, 134685), (1825, 111807), (1845, 110595), (1971, 103525), (2525, 80811), (2727, 74825), (2993, 68175), (3075, 66357), (3285, 62115), (4141, 49275), (4545, 44895), (5475, 37269), (5535, 36865), (7373, 27675), (7575, 26937), (8979, 22725), (9225, 22119), (9855, 20705), (12423, 16425), (13635, 14965)]