305885280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:413

約数の個数: 192

約数和(自身を含む): 1018967040

約数和(自身を除く): 713081760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 103, 115, 120, 138, 160, 184, 206, 230, 240, 269, 276, 309, 345, 368, 412, 460, 480, 515, 538, 552, 618, 690, 736, 807, 824, 920, 1030, 1076, 1104, 1236, 1345, 1380, 1545, 1614, 1648, 1840, 2060, 2152, 2208, 2369, 2472, 2690, 2760, 3090, 3228, 3296, 3680, 4035, 4120, 4304, 4738, 4944, 5380, 5520, 6180, 6187, 6456, 7107, 8070, 8240, 8608, 9476, 9888, 10760, 11040, 11845, 12360, 12374, 12912, 14214, 16140, 16480, 18561, 18952, 21520, 23690, 24720, 24748, 25824, 27707, 28428, 30935, 32280, 35535, 37122, 37904, 43040, 47380, 49440, 49496, 55414, 56856, 61870, 64560, 71070, 74244, 75808, 83121, 92805, 94760, 98992, 110828, 113712, 123740, 129120, 138535, 142140, 148488, 166242, 185610, 189520, 197984, 221656, 227424, 247480, 277070, 284280, 296976, 332484, 371220, 379040, 415605, 443312, 494960, 554140, 568560, 593952, 637261, 664968, 742440, 831210, 886624, 989920, 1108280, 1137120, 1274522, 1329936, 1484880, 1662420, 1911783, 2216560, 2549044, 2659872, 2969760, 3186305, 3324840, 3823566, 4433120, 5098088, 6372610, 6649680, 7647132, 9558915, 10196176, 12745220, 13299360, 15294264, 19117830, 20392352, 25490440, 30588528, 38235660, 50980880, 61177056, 76471320, 101961760, 152942640, 305885280]

約数ペア:

[(1, 305885280), (2, 152942640), (3, 101961760), (4, 76471320), (5, 61177056), (6, 50980880), (8, 38235660), (10, 30588528), (12, 25490440), (15, 20392352), (16, 19117830), (20, 15294264), (23, 13299360), (24, 12745220), (30, 10196176), (32, 9558915), (40, 7647132), (46, 6649680), (48, 6372610), (60, 5098088), (69, 4433120), (80, 3823566), (92, 3324840), (96, 3186305), (103, 2969760), (115, 2659872), (120, 2549044), (138, 2216560), (160, 1911783), (184, 1662420), (206, 1484880), (230, 1329936), (240, 1274522), (269, 1137120), (276, 1108280), (309, 989920), (345, 886624), (368, 831210), (412, 742440), (460, 664968), (480, 637261), (515, 593952), (538, 568560), (552, 554140), (618, 494960), (690, 443312), (736, 415605), (807, 379040), (824, 371220), (920, 332484), (1030, 296976), (1076, 284280), (1104, 277070), (1236, 247480), (1345, 227424), (1380, 221656), (1545, 197984), (1614, 189520), (1648, 185610), (1840, 166242), (2060, 148488), (2152, 142140), (2208, 138535), (2369, 129120), (2472, 123740), (2690, 113712), (2760, 110828), (3090, 98992), (3228, 94760), (3296, 92805), (3680, 83121), (4035, 75808), (4120, 74244), (4304, 71070), (4738, 64560), (4944, 61870), (5380, 56856), (5520, 55414), (6180, 49496), (6187, 49440), (6456, 47380), (7107, 43040), (8070, 37904), (8240, 37122), (8608, 35535), (9476, 32280), (9888, 30935), (10760, 28428), (11040, 27707), (11845, 25824), (12360, 24748), (12374, 24720), (12912, 23690), (14214, 21520), (16140, 18952), (16480, 18561)]