280674992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 160

約数和(自身を含む): 666624000

約数和(自身を除く): 385949008

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 29, 31, 38, 52, 58, 62, 76, 79, 104, 116, 124, 152, 158, 208, 232, 247, 248, 304, 316, 377, 403, 464, 494, 496, 551, 589, 632, 754, 806, 899, 988, 1027, 1102, 1178, 1264, 1501, 1508, 1612, 1798, 1976, 2054, 2204, 2291, 2356, 2449, 3002, 3016, 3224, 3596, 3952, 4108, 4408, 4582, 4712, 4898, 6004, 6032, 6448, 7163, 7192, 7657, 8216, 8816, 9164, 9424, 9796, 11687, 12008, 14326, 14384, 15314, 16432, 17081, 18328, 19513, 19592, 23374, 24016, 28652, 29783, 30628, 31837, 34162, 36656, 39026, 39184, 43529, 46531, 46748, 57304, 59566, 61256, 63674, 68324, 71021, 78052, 87058, 93062, 93496, 114608, 119132, 122512, 127348, 136648, 142042, 156104, 174116, 186124, 186992, 222053, 238264, 254696, 273296, 284084, 312208, 348232, 372248, 444106, 476528, 509392, 565877, 568168, 604903, 696464, 744496, 888212, 923273, 1131754, 1136336, 1209806, 1349399, 1776424, 1846546, 2263508, 2419612, 2698798, 3552848, 3693092, 4527016, 4839224, 5397596, 7386184, 9054032, 9678448, 10795192, 14772368, 17542187, 21590384, 35084374, 70168748, 140337496, 280674992]

約数ペア:

[(1, 280674992), (2, 140337496), (4, 70168748), (8, 35084374), (13, 21590384), (16, 17542187), (19, 14772368), (26, 10795192), (29, 9678448), (31, 9054032), (38, 7386184), (52, 5397596), (58, 4839224), (62, 4527016), (76, 3693092), (79, 3552848), (104, 2698798), (116, 2419612), (124, 2263508), (152, 1846546), (158, 1776424), (208, 1349399), (232, 1209806), (247, 1136336), (248, 1131754), (304, 923273), (316, 888212), (377, 744496), (403, 696464), (464, 604903), (494, 568168), (496, 565877), (551, 509392), (589, 476528), (632, 444106), (754, 372248), (806, 348232), (899, 312208), (988, 284084), (1027, 273296), (1102, 254696), (1178, 238264), (1264, 222053), (1501, 186992), (1508, 186124), (1612, 174116), (1798, 156104), (1976, 142042), (2054, 136648), (2204, 127348), (2291, 122512), (2356, 119132), (2449, 114608), (3002, 93496), (3016, 93062), (3224, 87058), (3596, 78052), (3952, 71021), (4108, 68324), (4408, 63674), (4582, 61256), (4712, 59566), (4898, 57304), (6004, 46748), (6032, 46531), (6448, 43529), (7163, 39184), (7192, 39026), (7657, 36656), (8216, 34162), (8816, 31837), (9164, 30628), (9424, 29783), (9796, 28652), (11687, 24016), (12008, 23374), (14326, 19592), (14384, 19513), (15314, 18328), (16432, 17081)]