248349920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:533

約数の個数: 192

約数和(自身を含む): 743250816

約数和(自身を除く): 494900896

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 37, 40, 52, 56, 65, 70, 74, 80, 91, 104, 112, 130, 140, 148, 160, 182, 185, 208, 224, 259, 260, 280, 296, 364, 370, 416, 455, 461, 481, 518, 520, 560, 592, 728, 740, 910, 922, 962, 1036, 1040, 1120, 1184, 1295, 1456, 1480, 1820, 1844, 1924, 2072, 2080, 2305, 2405, 2590, 2912, 2960, 3227, 3367, 3640, 3688, 3848, 4144, 4610, 4810, 5180, 5920, 5993, 6454, 6734, 7280, 7376, 7696, 8288, 9220, 9620, 10360, 11986, 12908, 13468, 14560, 14752, 15392, 16135, 16835, 17057, 18440, 19240, 20720, 23972, 25816, 26936, 29965, 32270, 33670, 34114, 36880, 38480, 41440, 41951, 47944, 51632, 53872, 59930, 64540, 67340, 68228, 73760, 76960, 83902, 85285, 95888, 103264, 107744, 119399, 119860, 129080, 134680, 136456, 167804, 170570, 191776, 209755, 221741, 238798, 239720, 258160, 269360, 272912, 335608, 341140, 419510, 443482, 477596, 479440, 516320, 538720, 545824, 596995, 671216, 682280, 839020, 886964, 955192, 958880, 1108705, 1193990, 1342432, 1364560, 1552187, 1678040, 1773928, 1910384, 2217410, 2387980, 2729120, 3104374, 3356080, 3547856, 3820768, 4434820, 4775960, 6208748, 6712160, 7095712, 7760935, 8869640, 9551920, 12417496, 15521870, 17739280, 19103840, 24834992, 31043740, 35478560, 49669984, 62087480, 124174960, 248349920]

約数ペア:

[(1, 248349920), (2, 124174960), (4, 62087480), (5, 49669984), (7, 35478560), (8, 31043740), (10, 24834992), (13, 19103840), (14, 17739280), (16, 15521870), (20, 12417496), (26, 9551920), (28, 8869640), (32, 7760935), (35, 7095712), (37, 6712160), (40, 6208748), (52, 4775960), (56, 4434820), (65, 3820768), (70, 3547856), (74, 3356080), (80, 3104374), (91, 2729120), (104, 2387980), (112, 2217410), (130, 1910384), (140, 1773928), (148, 1678040), (160, 1552187), (182, 1364560), (185, 1342432), (208, 1193990), (224, 1108705), (259, 958880), (260, 955192), (280, 886964), (296, 839020), (364, 682280), (370, 671216), (416, 596995), (455, 545824), (461, 538720), (481, 516320), (518, 479440), (520, 477596), (560, 443482), (592, 419510), (728, 341140), (740, 335608), (910, 272912), (922, 269360), (962, 258160), (1036, 239720), (1040, 238798), (1120, 221741), (1184, 209755), (1295, 191776), (1456, 170570), (1480, 167804), (1820, 136456), (1844, 134680), (1924, 129080), (2072, 119860), (2080, 119399), (2305, 107744), (2405, 103264), (2590, 95888), (2912, 85285), (2960, 83902), (3227, 76960), (3367, 73760), (3640, 68228), (3688, 67340), (3848, 64540), (4144, 59930), (4610, 53872), (4810, 51632), (5180, 47944), (5920, 41951), (5993, 41440), (6454, 38480), (6734, 36880), (7280, 34114), (7376, 33670), (7696, 32270), (8288, 29965), (9220, 26936), (9620, 25816), (10360, 23972), (11986, 20720), (12908, 19240), (13468, 18440), (14560, 17057), (14752, 16835), (15392, 16135)]