161139840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 256

約数和(自身を含む): 555206400

約数和(自身を除く): 394066560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 41, 46, 48, 60, 64, 69, 80, 82, 89, 92, 96, 115, 120, 123, 128, 138, 160, 164, 178, 184, 192, 205, 230, 240, 246, 267, 276, 320, 328, 345, 356, 368, 384, 410, 445, 460, 480, 492, 534, 552, 615, 640, 656, 690, 712, 736, 820, 890, 920, 943, 960, 984, 1068, 1104, 1230, 1312, 1335, 1380, 1424, 1472, 1640, 1780, 1840, 1886, 1920, 1968, 2047, 2136, 2208, 2460, 2624, 2670, 2760, 2829, 2848, 2944, 3280, 3560, 3649, 3680, 3772, 3936, 4094, 4272, 4416, 4715, 4920, 5248, 5340, 5520, 5658, 5696, 6141, 6560, 7120, 7298, 7360, 7544, 7872, 8188, 8544, 8832, 9430, 9840, 10235, 10680, 10947, 11040, 11316, 11392, 12282, 13120, 14145, 14240, 14596, 14720, 15088, 15744, 16376, 17088, 18245, 18860, 19680, 20470, 21360, 21894, 22080, 22632, 24564, 26240, 28290, 28480, 29192, 30176, 30705, 32752, 34176, 36490, 37720, 39360, 40940, 42720, 43788, 44160, 45264, 49128, 54735, 56580, 56960, 58384, 60352, 61410, 65504, 72980, 75440, 78720, 81880, 83927, 85440, 87576, 90528, 98256, 109470, 113160, 116768, 120704, 122820, 131008, 145960, 150880, 163760, 167854, 170880, 175152, 181056, 196512, 218940, 226320, 233536, 245640, 251781, 262016, 291920, 301760, 327520, 335708, 350304, 362112, 393024, 419635, 437880, 452640, 467072, 491280, 503562, 583840, 603520, 655040, 671416, 700608, 786048, 839270, 875760, 905280, 982560, 1007124, 1167680, 1258905, 1310080, 1342832, 1401216, 1678540, 1751520, 1810560, 1965120, 2014248, 2335360, 2517810, 2685664, 3357080, 3503040, 3930240, 4028496, 5035620, 5371328, 6714160, 7006080, 8056992, 10071240, 10742656, 13428320, 16113984, 20142480, 26856640, 32227968, 40284960, 53713280, 80569920, 161139840]

約数ペア:

[(1, 161139840), (2, 80569920), (3, 53713280), (4, 40284960), (5, 32227968), (6, 26856640), (8, 20142480), (10, 16113984), (12, 13428320), (15, 10742656), (16, 10071240), (20, 8056992), (23, 7006080), (24, 6714160), (30, 5371328), (32, 5035620), (40, 4028496), (41, 3930240), (46, 3503040), (48, 3357080), (60, 2685664), (64, 2517810), (69, 2335360), (80, 2014248), (82, 1965120), (89, 1810560), (92, 1751520), (96, 1678540), (115, 1401216), (120, 1342832), (123, 1310080), (128, 1258905), (138, 1167680), (160, 1007124), (164, 982560), (178, 905280), (184, 875760), (192, 839270), (205, 786048), (230, 700608), (240, 671416), (246, 655040), (267, 603520), (276, 583840), (320, 503562), (328, 491280), (345, 467072), (356, 452640), (368, 437880), (384, 419635), (410, 393024), (445, 362112), (460, 350304), (480, 335708), (492, 327520), (534, 301760), (552, 291920), (615, 262016), (640, 251781), (656, 245640), (690, 233536), (712, 226320), (736, 218940), (820, 196512), (890, 181056), (920, 175152), (943, 170880), (960, 167854), (984, 163760), (1068, 150880), (1104, 145960), (1230, 131008), (1312, 122820), (1335, 120704), (1380, 116768), (1424, 113160), (1472, 109470), (1640, 98256), (1780, 90528), (1840, 87576), (1886, 85440), (1920, 83927), (1968, 81880), (2047, 78720), (2136, 75440), (2208, 72980), (2460, 65504), (2624, 61410), (2670, 60352), (2760, 58384), (2829, 56960), (2848, 56580), (2944, 54735), (3280, 49128), (3560, 45264), (3649, 44160), (3680, 43788), (3772, 42720), (3936, 40940), (4094, 39360), (4272, 37720), (4416, 36490), (4715, 34176), (4920, 32752), (5248, 30705), (5340, 30176), (5520, 29192), (5658, 28480), (5696, 28290), (6141, 26240), (6560, 24564), (7120, 22632), (7298, 22080), (7360, 21894), (7544, 21360), (7872, 20470), (8188, 19680), (8544, 18860), (8832, 18245), (9430, 17088), (9840, 16376), (10235, 15744), (10680, 15088), (10947, 14720), (11040, 14596), (11316, 14240), (11392, 14145), (12282, 13120)]