81271968

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2621}}^1$

素因数の和:2670

約数の個数: 96

約数和(自身を含む): 237867840

約数和(自身を除く): 156595872

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 32, 34, 38, 48, 51, 57, 68, 76, 96, 102, 114, 136, 152, 204, 228, 272, 304, 323, 408, 456, 544, 608, 646, 816, 912, 969, 1292, 1632, 1824, 1938, 2584, 2621, 3876, 5168, 5242, 7752, 7863, 10336, 10484, 15504, 15726, 20968, 31008, 31452, 41936, 44557, 49799, 62904, 83872, 89114, 99598, 125808, 133671, 149397, 178228, 199196, 251616, 267342, 298794, 356456, 398392, 534684, 597588, 712912, 796784, 846583, 1069368, 1195176, 1425824, 1593568, 1693166, 2138736, 2390352, 2539749, 3386332, 4277472, 4780704, 5079498, 6772664, 10158996, 13545328, 20317992, 27090656, 40635984, 81271968]

約数ペア:

[(1, 81271968), (2, 40635984), (3, 27090656), (4, 20317992), (6, 13545328), (8, 10158996), (12, 6772664), (16, 5079498), (17, 4780704), (19, 4277472), (24, 3386332), (32, 2539749), (34, 2390352), (38, 2138736), (48, 1693166), (51, 1593568), (57, 1425824), (68, 1195176), (76, 1069368), (96, 846583), (102, 796784), (114, 712912), (136, 597588), (152, 534684), (204, 398392), (228, 356456), (272, 298794), (304, 267342), (323, 251616), (408, 199196), (456, 178228), (544, 149397), (608, 133671), (646, 125808), (816, 99598), (912, 89114), (969, 83872), (1292, 62904), (1632, 49799), (1824, 44557), (1938, 41936), (2584, 31452), (2621, 31008), (3876, 20968), (5168, 15726), (5242, 15504), (7752, 10484), (7863, 10336)]