201276560

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 482112000

約数和(自身を除く): 280835440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 199, 235, 269, 376, 398, 470, 538, 752, 796, 940, 995, 1076, 1345, 1592, 1880, 1990, 2152, 2690, 3184, 3760, 3980, 4304, 5380, 7960, 9353, 10760, 12643, 15920, 18706, 21520, 25286, 37412, 46765, 50572, 53531, 63215, 74824, 93530, 101144, 107062, 126430, 149648, 187060, 202288, 214124, 252860, 267655, 374120, 428248, 505720, 535310, 748240, 856496, 1011440, 1070620, 2141240, 2515957, 4282480, 5031914, 10063828, 12579785, 20127656, 25159570, 40255312, 50319140, 100638280, 201276560]

約数ペア:

[(1, 201276560), (2, 100638280), (4, 50319140), (5, 40255312), (8, 25159570), (10, 20127656), (16, 12579785), (20, 10063828), (40, 5031914), (47, 4282480), (80, 2515957), (94, 2141240), (188, 1070620), (199, 1011440), (235, 856496), (269, 748240), (376, 535310), (398, 505720), (470, 428248), (538, 374120), (752, 267655), (796, 252860), (940, 214124), (995, 202288), (1076, 187060), (1345, 149648), (1592, 126430), (1880, 107062), (1990, 101144), (2152, 93530), (2690, 74824), (3184, 63215), (3760, 53531), (3980, 50572), (4304, 46765), (5380, 37412), (7960, 25286), (9353, 21520), (10760, 18706), (12643, 15920)]