28361280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1004

約数の個数: 112

約数和(自身を含む): 93049344

約数和(自身を除く): 64688064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 953, 960, 992, 1240, 1488, 1860, 1906, 1984, 2480, 2859, 2976, 3720, 3812, 4765, 4960, 5718, 5952, 7440, 7624, 9530, 9920, 11436, 14295, 14880, 15248, 19060, 22872, 28590, 29543, 29760, 30496, 38120, 45744, 57180, 59086, 60992, 76240, 88629, 91488, 114360, 118172, 147715, 152480, 177258, 182976, 228720, 236344, 295430, 304960, 354516, 443145, 457440, 472688, 590860, 709032, 886290, 914880, 945376, 1181720, 1418064, 1772580, 1890752, 2363440, 2836128, 3545160, 4726880, 5672256, 7090320, 9453760, 14180640, 28361280]

約数ペア:

[(1, 28361280), (2, 14180640), (3, 9453760), (4, 7090320), (5, 5672256), (6, 4726880), (8, 3545160), (10, 2836128), (12, 2363440), (15, 1890752), (16, 1772580), (20, 1418064), (24, 1181720), (30, 945376), (31, 914880), (32, 886290), (40, 709032), (48, 590860), (60, 472688), (62, 457440), (64, 443145), (80, 354516), (93, 304960), (96, 295430), (120, 236344), (124, 228720), (155, 182976), (160, 177258), (186, 152480), (192, 147715), (240, 118172), (248, 114360), (310, 91488), (320, 88629), (372, 76240), (465, 60992), (480, 59086), (496, 57180), (620, 45744), (744, 38120), (930, 30496), (953, 29760), (960, 29543), (992, 28590), (1240, 22872), (1488, 19060), (1860, 15248), (1906, 14880), (1984, 14295), (2480, 11436), (2859, 9920), (2976, 9530), (3720, 7624), (3812, 7440), (4765, 5952), (4960, 5718)]