123158560

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{683}}^1$

素因数の和:735

約数の個数: 144

約数和(自身を含む): 353699136

約数和(自身を除く): 230540576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 368, 392, 460, 490, 560, 644, 683, 736, 784, 805, 920, 980, 1120, 1127, 1288, 1366, 1568, 1610, 1840, 1960, 2254, 2576, 2732, 3220, 3415, 3680, 3920, 4508, 4781, 5152, 5464, 5635, 6440, 6830, 7840, 9016, 9562, 10928, 11270, 12880, 13660, 15709, 18032, 19124, 21856, 22540, 23905, 25760, 27320, 31418, 33467, 36064, 38248, 45080, 47810, 54640, 62836, 66934, 76496, 78545, 90160, 95620, 109280, 109963, 125672, 133868, 152992, 157090, 167335, 180320, 191240, 219926, 251344, 267736, 314180, 334670, 382480, 439852, 502688, 535472, 549815, 628360, 669340, 764960, 769741, 879704, 1070944, 1099630, 1256720, 1338680, 1539482, 1759408, 2199260, 2513440, 2677360, 3078964, 3518816, 3848705, 4398520, 5354720, 6157928, 7697410, 8797040, 12315856, 15394820, 17594080, 24631712, 30789640, 61579280, 123158560]

約数ペア:

[(1, 123158560), (2, 61579280), (4, 30789640), (5, 24631712), (7, 17594080), (8, 15394820), (10, 12315856), (14, 8797040), (16, 7697410), (20, 6157928), (23, 5354720), (28, 4398520), (32, 3848705), (35, 3518816), (40, 3078964), (46, 2677360), (49, 2513440), (56, 2199260), (70, 1759408), (80, 1539482), (92, 1338680), (98, 1256720), (112, 1099630), (115, 1070944), (140, 879704), (160, 769741), (161, 764960), (184, 669340), (196, 628360), (224, 549815), (230, 535472), (245, 502688), (280, 439852), (322, 382480), (368, 334670), (392, 314180), (460, 267736), (490, 251344), (560, 219926), (644, 191240), (683, 180320), (736, 167335), (784, 157090), (805, 152992), (920, 133868), (980, 125672), (1120, 109963), (1127, 109280), (1288, 95620), (1366, 90160), (1568, 78545), (1610, 76496), (1840, 66934), (1960, 62836), (2254, 54640), (2576, 47810), (2732, 45080), (3220, 38248), (3415, 36064), (3680, 33467), (3920, 31418), (4508, 27320), (4781, 25760), (5152, 23905), (5464, 22540), (5635, 21856), (6440, 19124), (6830, 18032), (7840, 15709), (9016, 13660), (9562, 12880), (10928, 11270)]