231051520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:376

約数の個数: 144

約数和(自身を含む): 641063808

約数和(自身を除く): 410012288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 107, 112, 128, 140, 160, 214, 224, 241, 256, 280, 320, 428, 448, 482, 535, 560, 640, 749, 856, 896, 964, 1070, 1120, 1205, 1280, 1498, 1687, 1712, 1792, 1928, 2140, 2240, 2410, 2996, 3374, 3424, 3745, 3856, 4280, 4480, 4820, 5992, 6748, 6848, 7490, 7712, 8435, 8560, 8960, 9640, 11984, 13496, 13696, 14980, 15424, 16870, 17120, 19280, 23968, 25787, 26992, 27392, 29960, 30848, 33740, 34240, 38560, 47936, 51574, 53984, 59920, 61696, 67480, 68480, 77120, 95872, 103148, 107968, 119840, 128935, 134960, 136960, 154240, 180509, 191744, 206296, 215936, 239680, 257870, 269920, 308480, 361018, 412592, 431872, 479360, 515740, 539840, 722036, 825184, 902545, 958720, 1031480, 1079680, 1444072, 1650368, 1805090, 2062960, 2159360, 2888144, 3300736, 3610180, 4125920, 5776288, 6601472, 7220360, 8251840, 11552576, 14440720, 16503680, 23105152, 28881440, 33007360, 46210304, 57762880, 115525760, 231051520]

約数ペア:

[(1, 231051520), (2, 115525760), (4, 57762880), (5, 46210304), (7, 33007360), (8, 28881440), (10, 23105152), (14, 16503680), (16, 14440720), (20, 11552576), (28, 8251840), (32, 7220360), (35, 6601472), (40, 5776288), (56, 4125920), (64, 3610180), (70, 3300736), (80, 2888144), (107, 2159360), (112, 2062960), (128, 1805090), (140, 1650368), (160, 1444072), (214, 1079680), (224, 1031480), (241, 958720), (256, 902545), (280, 825184), (320, 722036), (428, 539840), (448, 515740), (482, 479360), (535, 431872), (560, 412592), (640, 361018), (749, 308480), (856, 269920), (896, 257870), (964, 239680), (1070, 215936), (1120, 206296), (1205, 191744), (1280, 180509), (1498, 154240), (1687, 136960), (1712, 134960), (1792, 128935), (1928, 119840), (2140, 107968), (2240, 103148), (2410, 95872), (2996, 77120), (3374, 68480), (3424, 67480), (3745, 61696), (3856, 59920), (4280, 53984), (4480, 51574), (4820, 47936), (5992, 38560), (6748, 34240), (6848, 33740), (7490, 30848), (7712, 29960), (8435, 27392), (8560, 26992), (8960, 25787), (9640, 23968), (11984, 19280), (13496, 17120), (13696, 16870), (14980, 15424)]