404814720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:237

約数の個数: 256

約数和(自身を含む): 1374796800

約数和(自身を除く): 969982080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 89, 92, 96, 103, 115, 120, 128, 138, 160, 178, 184, 192, 206, 230, 240, 267, 276, 309, 320, 345, 356, 368, 384, 412, 445, 460, 480, 515, 534, 552, 618, 640, 690, 712, 736, 824, 890, 920, 960, 1030, 1068, 1104, 1236, 1335, 1380, 1424, 1472, 1545, 1648, 1780, 1840, 1920, 2047, 2060, 2136, 2208, 2369, 2472, 2670, 2760, 2848, 2944, 3090, 3296, 3560, 3680, 4094, 4120, 4272, 4416, 4738, 4944, 5340, 5520, 5696, 6141, 6180, 6592, 7107, 7120, 7360, 8188, 8240, 8544, 8832, 9167, 9476, 9888, 10235, 10680, 11040, 11392, 11845, 12282, 12360, 13184, 14214, 14240, 14720, 16376, 16480, 17088, 18334, 18952, 19776, 20470, 21360, 22080, 23690, 24564, 24720, 27501, 28428, 28480, 30705, 32752, 32960, 34176, 35535, 36668, 37904, 39552, 40940, 42720, 44160, 45835, 47380, 49128, 49440, 55002, 56856, 56960, 61410, 65504, 65920, 71070, 73336, 75808, 81880, 85440, 91670, 94760, 98256, 98880, 110004, 113712, 122820, 131008, 137505, 142140, 146672, 151616, 163760, 170880, 183340, 189520, 196512, 197760, 210841, 220008, 227424, 245640, 262016, 275010, 284280, 293344, 303232, 327520, 366680, 379040, 393024, 421682, 440016, 454848, 491280, 550020, 568560, 586688, 632523, 655040, 733360, 758080, 786048, 843364, 880032, 909696, 982560, 1054205, 1100040, 1137120, 1173376, 1265046, 1310080, 1466720, 1516160, 1686728, 1760064, 1965120, 2108410, 2200080, 2274240, 2530092, 2933440, 3162615, 3373456, 3520128, 3930240, 4216820, 4400160, 4548480, 5060184, 5866880, 6325230, 6746912, 8433640, 8800320, 10120368, 12650460, 13493824, 16867280, 17600640, 20240736, 25300920, 26987648, 33734560, 40481472, 50601840, 67469120, 80962944, 101203680, 134938240, 202407360, 404814720]

約数ペア:

[(1, 404814720), (2, 202407360), (3, 134938240), (4, 101203680), (5, 80962944), (6, 67469120), (8, 50601840), (10, 40481472), (12, 33734560), (15, 26987648), (16, 25300920), (20, 20240736), (23, 17600640), (24, 16867280), (30, 13493824), (32, 12650460), (40, 10120368), (46, 8800320), (48, 8433640), (60, 6746912), (64, 6325230), (69, 5866880), (80, 5060184), (89, 4548480), (92, 4400160), (96, 4216820), (103, 3930240), (115, 3520128), (120, 3373456), (128, 3162615), (138, 2933440), (160, 2530092), (178, 2274240), (184, 2200080), (192, 2108410), (206, 1965120), (230, 1760064), (240, 1686728), (267, 1516160), (276, 1466720), (309, 1310080), (320, 1265046), (345, 1173376), (356, 1137120), (368, 1100040), (384, 1054205), (412, 982560), (445, 909696), (460, 880032), (480, 843364), (515, 786048), (534, 758080), (552, 733360), (618, 655040), (640, 632523), (690, 586688), (712, 568560), (736, 550020), (824, 491280), (890, 454848), (920, 440016), (960, 421682), (1030, 393024), (1068, 379040), (1104, 366680), (1236, 327520), (1335, 303232), (1380, 293344), (1424, 284280), (1472, 275010), (1545, 262016), (1648, 245640), (1780, 227424), (1840, 220008), (1920, 210841), (2047, 197760), (2060, 196512), (2136, 189520), (2208, 183340), (2369, 170880), (2472, 163760), (2670, 151616), (2760, 146672), (2848, 142140), (2944, 137505), (3090, 131008), (3296, 122820), (3560, 113712), (3680, 110004), (4094, 98880), (4120, 98256), (4272, 94760), (4416, 91670), (4738, 85440), (4944, 81880), (5340, 75808), (5520, 73336), (5696, 71070), (6141, 65920), (6180, 65504), (6592, 61410), (7107, 56960), (7120, 56856), (7360, 55002), (8188, 49440), (8240, 49128), (8544, 47380), (8832, 45835), (9167, 44160), (9476, 42720), (9888, 40940), (10235, 39552), (10680, 37904), (11040, 36668), (11392, 35535), (11845, 34176), (12282, 32960), (12360, 32752), (13184, 30705), (14214, 28480), (14240, 28428), (14720, 27501), (16376, 24720), (16480, 24564), (17088, 23690), (18334, 22080), (18952, 21360), (19776, 20470)]