274198720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 112

約数和(自身を含む): 682361856

約数和(自身を除く): 408163136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 131, 155, 160, 211, 248, 262, 310, 320, 422, 496, 524, 620, 655, 844, 992, 1048, 1055, 1240, 1310, 1688, 1984, 2096, 2110, 2480, 2620, 3376, 4061, 4192, 4220, 4960, 5240, 6541, 6752, 8122, 8384, 8440, 9920, 10480, 13082, 13504, 16244, 16880, 20305, 20960, 26164, 27641, 32488, 32705, 33760, 40610, 41920, 52328, 55282, 64976, 65410, 67520, 81220, 104656, 110564, 129952, 130820, 138205, 162440, 209312, 221128, 259904, 261640, 276410, 324880, 418624, 442256, 523280, 552820, 649760, 856871, 884512, 1046560, 1105640, 1299520, 1713742, 1769024, 2093120, 2211280, 3427484, 4284355, 4422560, 6854968, 8568710, 8845120, 13709936, 17137420, 27419872, 34274840, 54839744, 68549680, 137099360, 274198720]

約数ペア:

[(1, 274198720), (2, 137099360), (4, 68549680), (5, 54839744), (8, 34274840), (10, 27419872), (16, 17137420), (20, 13709936), (31, 8845120), (32, 8568710), (40, 6854968), (62, 4422560), (64, 4284355), (80, 3427484), (124, 2211280), (131, 2093120), (155, 1769024), (160, 1713742), (211, 1299520), (248, 1105640), (262, 1046560), (310, 884512), (320, 856871), (422, 649760), (496, 552820), (524, 523280), (620, 442256), (655, 418624), (844, 324880), (992, 276410), (1048, 261640), (1055, 259904), (1240, 221128), (1310, 209312), (1688, 162440), (1984, 138205), (2096, 130820), (2110, 129952), (2480, 110564), (2620, 104656), (3376, 81220), (4061, 67520), (4192, 65410), (4220, 64976), (4960, 55282), (5240, 52328), (6541, 41920), (6752, 40610), (8122, 33760), (8384, 32705), (8440, 32488), (9920, 27641), (10480, 26164), (13082, 20960), (13504, 20305), (16244, 16880)]