204028730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 403833600

約数和(自身を除く): 199804870

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 163, 170, 185, 199, 326, 370, 398, 629, 815, 995, 1258, 1630, 1990, 2771, 3145, 3383, 5542, 6031, 6290, 6766, 7363, 12062, 13855, 14726, 16915, 27710, 30155, 32437, 33830, 36815, 60310, 64874, 73630, 102527, 125171, 162185, 205054, 250342, 324370, 512635, 551429, 625855, 1025270, 1102858, 1200169, 1251710, 2400338, 2757145, 5514290, 6000845, 12001690, 20402873, 40805746, 102014365, 204028730]

約数ペア:

[(1, 204028730), (2, 102014365), (5, 40805746), (10, 20402873), (17, 12001690), (34, 6000845), (37, 5514290), (74, 2757145), (85, 2400338), (163, 1251710), (170, 1200169), (185, 1102858), (199, 1025270), (326, 625855), (370, 551429), (398, 512635), (629, 324370), (815, 250342), (995, 205054), (1258, 162185), (1630, 125171), (1990, 102527), (2771, 73630), (3145, 64874), (3383, 60310), (5542, 36815), (6031, 33830), (6290, 32437), (6766, 30155), (7363, 27710), (12062, 16915), (13855, 14726)]