78272520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:495

約数の個数: 128

約数和(自身を含む): 247587840

約数和(自身を除く): 169315320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 53, 60, 62, 93, 106, 120, 124, 155, 159, 186, 212, 248, 265, 310, 318, 372, 397, 424, 465, 530, 620, 636, 744, 794, 795, 930, 1060, 1191, 1240, 1272, 1588, 1590, 1643, 1860, 1985, 2120, 2382, 3176, 3180, 3286, 3720, 3970, 4764, 4929, 5955, 6360, 6572, 7940, 8215, 9528, 9858, 11910, 12307, 13144, 15880, 16430, 19716, 21041, 23820, 24614, 24645, 32860, 36921, 39432, 42082, 47640, 49228, 49290, 61535, 63123, 65720, 73842, 84164, 98456, 98580, 105205, 123070, 126246, 147684, 168328, 184605, 197160, 210410, 246140, 252492, 295368, 315615, 369210, 420820, 492280, 504984, 631230, 652271, 738420, 841640, 1262460, 1304542, 1476840, 1956813, 2524920, 2609084, 3261355, 3913626, 5218168, 6522710, 7827252, 9784065, 13045420, 15654504, 19568130, 26090840, 39136260, 78272520]

約数ペア:

[(1, 78272520), (2, 39136260), (3, 26090840), (4, 19568130), (5, 15654504), (6, 13045420), (8, 9784065), (10, 7827252), (12, 6522710), (15, 5218168), (20, 3913626), (24, 3261355), (30, 2609084), (31, 2524920), (40, 1956813), (53, 1476840), (60, 1304542), (62, 1262460), (93, 841640), (106, 738420), (120, 652271), (124, 631230), (155, 504984), (159, 492280), (186, 420820), (212, 369210), (248, 315615), (265, 295368), (310, 252492), (318, 246140), (372, 210410), (397, 197160), (424, 184605), (465, 168328), (530, 147684), (620, 126246), (636, 123070), (744, 105205), (794, 98580), (795, 98456), (930, 84164), (1060, 73842), (1191, 65720), (1240, 63123), (1272, 61535), (1588, 49290), (1590, 49228), (1643, 47640), (1860, 42082), (1985, 39432), (2120, 36921), (2382, 32860), (3176, 24645), (3180, 24614), (3286, 23820), (3720, 21041), (3970, 19716), (4764, 16430), (4929, 15880), (5955, 13144), (6360, 12307), (6572, 11910), (7940, 9858), (8215, 9528)]