157537120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:177

約数の個数: 192

約数和(自身を含む): 434367360

約数和(自身を除く): 276830240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 37, 40, 46, 52, 65, 74, 80, 89, 92, 104, 115, 130, 148, 160, 178, 184, 185, 208, 230, 260, 296, 299, 356, 368, 370, 416, 445, 460, 481, 520, 592, 598, 712, 736, 740, 851, 890, 920, 962, 1040, 1157, 1184, 1196, 1424, 1480, 1495, 1702, 1780, 1840, 1924, 2047, 2080, 2314, 2392, 2405, 2848, 2960, 2990, 3293, 3404, 3560, 3680, 3848, 4094, 4255, 4628, 4784, 4810, 5785, 5920, 5980, 6586, 6808, 7120, 7696, 8188, 8510, 9256, 9568, 9620, 10235, 11063, 11570, 11960, 13172, 13616, 14240, 15392, 16376, 16465, 17020, 18512, 19240, 20470, 22126, 23140, 23920, 26344, 26611, 27232, 32752, 32930, 34040, 37024, 38480, 40940, 42809, 44252, 46280, 47840, 52688, 53222, 55315, 65504, 65860, 68080, 75739, 76960, 81880, 85618, 88504, 92560, 105376, 106444, 110630, 131720, 133055, 136160, 151478, 163760, 171236, 177008, 185120, 212888, 214045, 221260, 263440, 266110, 302956, 327520, 342472, 354016, 378695, 425776, 428090, 442520, 526880, 532220, 605912, 684944, 757390, 851552, 856180, 885040, 984607, 1064440, 1211824, 1369888, 1514780, 1712360, 1770080, 1969214, 2128880, 2423648, 3029560, 3424720, 3938428, 4257760, 4923035, 6059120, 6849440, 7876856, 9846070, 12118240, 15753712, 19692140, 31507424, 39384280, 78768560, 157537120]

約数ペア:

[(1, 157537120), (2, 78768560), (4, 39384280), (5, 31507424), (8, 19692140), (10, 15753712), (13, 12118240), (16, 9846070), (20, 7876856), (23, 6849440), (26, 6059120), (32, 4923035), (37, 4257760), (40, 3938428), (46, 3424720), (52, 3029560), (65, 2423648), (74, 2128880), (80, 1969214), (89, 1770080), (92, 1712360), (104, 1514780), (115, 1369888), (130, 1211824), (148, 1064440), (160, 984607), (178, 885040), (184, 856180), (185, 851552), (208, 757390), (230, 684944), (260, 605912), (296, 532220), (299, 526880), (356, 442520), (368, 428090), (370, 425776), (416, 378695), (445, 354016), (460, 342472), (481, 327520), (520, 302956), (592, 266110), (598, 263440), (712, 221260), (736, 214045), (740, 212888), (851, 185120), (890, 177008), (920, 171236), (962, 163760), (1040, 151478), (1157, 136160), (1184, 133055), (1196, 131720), (1424, 110630), (1480, 106444), (1495, 105376), (1702, 92560), (1780, 88504), (1840, 85618), (1924, 81880), (2047, 76960), (2080, 75739), (2314, 68080), (2392, 65860), (2405, 65504), (2848, 55315), (2960, 53222), (2990, 52688), (3293, 47840), (3404, 46280), (3560, 44252), (3680, 42809), (3848, 40940), (4094, 38480), (4255, 37024), (4628, 34040), (4784, 32930), (4810, 32752), (5785, 27232), (5920, 26611), (5980, 26344), (6586, 23920), (6808, 23140), (7120, 22126), (7696, 20470), (8188, 19240), (8510, 18512), (9256, 17020), (9568, 16465), (9620, 16376), (10235, 15392), (11063, 14240), (11570, 13616), (11960, 13172)]