155481840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:312

約数の個数: 240

約数和(自身を含む): 560589120

約数和(自身を除く): 405107280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 41, 45, 46, 48, 60, 69, 72, 80, 82, 90, 92, 115, 120, 123, 138, 144, 164, 180, 184, 205, 207, 229, 230, 240, 246, 276, 328, 345, 360, 368, 369, 410, 414, 458, 460, 492, 552, 615, 656, 687, 690, 720, 738, 820, 828, 916, 920, 943, 984, 1035, 1104, 1145, 1230, 1374, 1380, 1476, 1640, 1656, 1832, 1840, 1845, 1886, 1968, 2061, 2070, 2290, 2460, 2748, 2760, 2829, 2952, 3280, 3312, 3435, 3664, 3690, 3772, 4122, 4140, 4580, 4715, 4920, 5267, 5496, 5520, 5658, 5904, 6870, 7380, 7544, 8244, 8280, 8487, 9160, 9389, 9430, 9840, 10305, 10534, 10992, 11316, 13740, 14145, 14760, 15088, 15801, 16488, 16560, 16974, 18320, 18778, 18860, 20610, 21068, 22632, 26335, 27480, 28167, 28290, 29520, 31602, 32976, 33948, 37556, 37720, 41220, 42136, 42435, 45264, 46945, 47403, 52670, 54960, 56334, 56580, 63204, 67896, 75112, 75440, 79005, 82440, 84272, 84501, 84870, 93890, 94806, 105340, 112668, 113160, 126408, 135792, 140835, 150224, 158010, 164880, 169002, 169740, 187780, 189612, 210680, 215947, 225336, 226320, 237015, 252816, 281670, 316020, 338004, 339480, 375560, 379224, 421360, 422505, 431894, 450672, 474030, 563340, 632040, 647841, 676008, 678960, 751120, 758448, 845010, 863788, 948060, 1079735, 1126680, 1264080, 1295682, 1352016, 1690020, 1727576, 1896120, 1943523, 2159470, 2253360, 2591364, 3239205, 3380040, 3455152, 3792240, 3887046, 4318940, 5182728, 6478410, 6760080, 7774092, 8637880, 9717615, 10365456, 12956820, 15548184, 17275760, 19435230, 25913640, 31096368, 38870460, 51827280, 77740920, 155481840]

約数ペア:

[(1, 155481840), (2, 77740920), (3, 51827280), (4, 38870460), (5, 31096368), (6, 25913640), (8, 19435230), (9, 17275760), (10, 15548184), (12, 12956820), (15, 10365456), (16, 9717615), (18, 8637880), (20, 7774092), (23, 6760080), (24, 6478410), (30, 5182728), (36, 4318940), (40, 3887046), (41, 3792240), (45, 3455152), (46, 3380040), (48, 3239205), (60, 2591364), (69, 2253360), (72, 2159470), (80, 1943523), (82, 1896120), (90, 1727576), (92, 1690020), (115, 1352016), (120, 1295682), (123, 1264080), (138, 1126680), (144, 1079735), (164, 948060), (180, 863788), (184, 845010), (205, 758448), (207, 751120), (229, 678960), (230, 676008), (240, 647841), (246, 632040), (276, 563340), (328, 474030), (345, 450672), (360, 431894), (368, 422505), (369, 421360), (410, 379224), (414, 375560), (458, 339480), (460, 338004), (492, 316020), (552, 281670), (615, 252816), (656, 237015), (687, 226320), (690, 225336), (720, 215947), (738, 210680), (820, 189612), (828, 187780), (916, 169740), (920, 169002), (943, 164880), (984, 158010), (1035, 150224), (1104, 140835), (1145, 135792), (1230, 126408), (1374, 113160), (1380, 112668), (1476, 105340), (1640, 94806), (1656, 93890), (1832, 84870), (1840, 84501), (1845, 84272), (1886, 82440), (1968, 79005), (2061, 75440), (2070, 75112), (2290, 67896), (2460, 63204), (2748, 56580), (2760, 56334), (2829, 54960), (2952, 52670), (3280, 47403), (3312, 46945), (3435, 45264), (3664, 42435), (3690, 42136), (3772, 41220), (4122, 37720), (4140, 37556), (4580, 33948), (4715, 32976), (4920, 31602), (5267, 29520), (5496, 28290), (5520, 28167), (5658, 27480), (5904, 26335), (6870, 22632), (7380, 21068), (7544, 20610), (8244, 18860), (8280, 18778), (8487, 18320), (9160, 16974), (9389, 16560), (9430, 16488), (9840, 15801), (10305, 15088), (10534, 14760), (10992, 14145), (11316, 13740)]