158451760

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:518

約数の個数: 80

約数和(自身を含む): 381672000

約数和(自身を除く): 223220240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 199, 269, 296, 370, 398, 538, 592, 740, 796, 995, 1076, 1345, 1480, 1592, 1990, 2152, 2690, 2960, 3184, 3980, 4304, 5380, 7363, 7960, 9953, 10760, 14726, 15920, 19906, 21520, 29452, 36815, 39812, 49765, 53531, 58904, 73630, 79624, 99530, 107062, 117808, 147260, 159248, 199060, 214124, 267655, 294520, 398120, 428248, 535310, 589040, 796240, 856496, 1070620, 1980647, 2141240, 3961294, 4282480, 7922588, 9903235, 15845176, 19806470, 31690352, 39612940, 79225880, 158451760]

約数ペア:

[(1, 158451760), (2, 79225880), (4, 39612940), (5, 31690352), (8, 19806470), (10, 15845176), (16, 9903235), (20, 7922588), (37, 4282480), (40, 3961294), (74, 2141240), (80, 1980647), (148, 1070620), (185, 856496), (199, 796240), (269, 589040), (296, 535310), (370, 428248), (398, 398120), (538, 294520), (592, 267655), (740, 214124), (796, 199060), (995, 159248), (1076, 147260), (1345, 117808), (1480, 107062), (1592, 99530), (1990, 79624), (2152, 73630), (2690, 58904), (2960, 53531), (3184, 49765), (3980, 39812), (4304, 36815), (5380, 29452), (7363, 21520), (7960, 19906), (9953, 15920), (10760, 14726)]