208271070

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{569}}^1$

素因数の和:679

約数の個数: 144

約数和(自身を含む): 638623440

約数和(自身を除く): 430352370

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 83, 90, 98, 105, 126, 147, 166, 210, 245, 249, 294, 315, 415, 441, 490, 498, 569, 581, 630, 735, 747, 830, 882, 1138, 1162, 1245, 1470, 1494, 1707, 1743, 2205, 2490, 2845, 2905, 3414, 3486, 3735, 3983, 4067, 4410, 5121, 5229, 5690, 5810, 7470, 7966, 8134, 8535, 8715, 10242, 10458, 11949, 12201, 17070, 17430, 19915, 20335, 23898, 24402, 25605, 26145, 27881, 35847, 36603, 39830, 40670, 47227, 51210, 52290, 55762, 59745, 61005, 71694, 73206, 83643, 94454, 119490, 122010, 139405, 141681, 167286, 179235, 183015, 236135, 250929, 278810, 283362, 330589, 358470, 366030, 418215, 425043, 472270, 501858, 661178, 708405, 836430, 850086, 991767, 1254645, 1416810, 1652945, 1983534, 2125215, 2314123, 2509290, 2975301, 3305890, 4250430, 4628246, 4958835, 5950602, 6942369, 9917670, 11570615, 13884738, 14876505, 20827107, 23141230, 29753010, 34711845, 41654214, 69423690, 104135535, 208271070]

約数ペア:

[(1, 208271070), (2, 104135535), (3, 69423690), (5, 41654214), (6, 34711845), (7, 29753010), (9, 23141230), (10, 20827107), (14, 14876505), (15, 13884738), (18, 11570615), (21, 9917670), (30, 6942369), (35, 5950602), (42, 4958835), (45, 4628246), (49, 4250430), (63, 3305890), (70, 2975301), (83, 2509290), (90, 2314123), (98, 2125215), (105, 1983534), (126, 1652945), (147, 1416810), (166, 1254645), (210, 991767), (245, 850086), (249, 836430), (294, 708405), (315, 661178), (415, 501858), (441, 472270), (490, 425043), (498, 418215), (569, 366030), (581, 358470), (630, 330589), (735, 283362), (747, 278810), (830, 250929), (882, 236135), (1138, 183015), (1162, 179235), (1245, 167286), (1470, 141681), (1494, 139405), (1707, 122010), (1743, 119490), (2205, 94454), (2490, 83643), (2845, 73206), (2905, 71694), (3414, 61005), (3486, 59745), (3735, 55762), (3983, 52290), (4067, 51210), (4410, 47227), (5121, 40670), (5229, 39830), (5690, 36603), (5810, 35847), (7470, 27881), (7966, 26145), (8134, 25605), (8535, 24402), (8715, 23898), (10242, 20335), (10458, 19915), (11949, 17430), (12201, 17070)]