90905616

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:285

約数の個数: 120

約数和(自身を含む): 263852160

約数和(自身を除く): 172946544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 79, 122, 131, 144, 158, 183, 237, 244, 262, 316, 366, 393, 474, 488, 524, 549, 632, 711, 732, 786, 948, 976, 1048, 1098, 1179, 1264, 1422, 1464, 1572, 1896, 2096, 2196, 2358, 2844, 2928, 3144, 3792, 4392, 4716, 4819, 5688, 6288, 7991, 8784, 9432, 9638, 10349, 11376, 14457, 15982, 18864, 19276, 20698, 23973, 28914, 31047, 31964, 38552, 41396, 43371, 47946, 57828, 62094, 63928, 71919, 77104, 82792, 86742, 93141, 95892, 115656, 124188, 127856, 143838, 165584, 173484, 186282, 191784, 231312, 248376, 287676, 346968, 372564, 383568, 496752, 575352, 631289, 693936, 745128, 1150704, 1262578, 1490256, 1893867, 2525156, 3787734, 5050312, 5681601, 7575468, 10100624, 11363202, 15150936, 22726404, 30301872, 45452808, 90905616]

約数ペア:

[(1, 90905616), (2, 45452808), (3, 30301872), (4, 22726404), (6, 15150936), (8, 11363202), (9, 10100624), (12, 7575468), (16, 5681601), (18, 5050312), (24, 3787734), (36, 2525156), (48, 1893867), (61, 1490256), (72, 1262578), (79, 1150704), (122, 745128), (131, 693936), (144, 631289), (158, 575352), (183, 496752), (237, 383568), (244, 372564), (262, 346968), (316, 287676), (366, 248376), (393, 231312), (474, 191784), (488, 186282), (524, 173484), (549, 165584), (632, 143838), (711, 127856), (732, 124188), (786, 115656), (948, 95892), (976, 93141), (1048, 86742), (1098, 82792), (1179, 77104), (1264, 71919), (1422, 63928), (1464, 62094), (1572, 57828), (1896, 47946), (2096, 43371), (2196, 41396), (2358, 38552), (2844, 31964), (2928, 31047), (3144, 28914), (3792, 23973), (4392, 20698), (4716, 19276), (4819, 18864), (5688, 15982), (6288, 14457), (7991, 11376), (8784, 10349), (9432, 9638)]