405649920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:295

約数の個数: 320

約数和(自身を含む): 1484904960

約数和(自身を除く): 1079255040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 32, 34, 39, 40, 48, 51, 52, 60, 64, 65, 68, 78, 80, 85, 96, 102, 104, 120, 128, 130, 136, 156, 160, 170, 192, 195, 204, 208, 221, 239, 240, 255, 256, 260, 272, 312, 320, 340, 384, 390, 408, 416, 442, 478, 480, 510, 512, 520, 544, 624, 640, 663, 680, 717, 768, 780, 816, 832, 884, 956, 960, 1020, 1040, 1088, 1105, 1195, 1248, 1280, 1326, 1360, 1434, 1536, 1560, 1632, 1664, 1768, 1912, 1920, 2040, 2080, 2176, 2210, 2390, 2496, 2560, 2652, 2720, 2868, 3107, 3120, 3264, 3315, 3328, 3536, 3585, 3824, 3840, 4063, 4080, 4160, 4352, 4420, 4780, 4992, 5304, 5440, 5736, 6214, 6240, 6528, 6630, 6656, 7072, 7170, 7648, 7680, 8126, 8160, 8320, 8704, 8840, 9321, 9560, 9984, 10608, 10880, 11472, 12189, 12428, 12480, 13056, 13260, 14144, 14340, 15296, 15535, 16252, 16320, 16640, 17680, 18642, 19120, 19968, 20315, 21216, 21760, 22944, 24378, 24856, 24960, 26112, 26520, 28288, 28680, 30592, 31070, 32504, 32640, 33280, 35360, 37284, 38240, 40630, 42432, 43520, 45888, 46605, 48756, 49712, 49920, 52819, 53040, 56576, 57360, 60945, 61184, 62140, 65008, 65280, 70720, 74568, 76480, 81260, 84864, 91776, 93210, 97512, 99424, 99840, 105638, 106080, 113152, 114720, 121890, 122368, 124280, 130016, 130560, 141440, 149136, 152960, 158457, 162520, 169728, 183552, 186420, 195024, 198848, 211276, 212160, 229440, 243780, 248560, 260032, 264095, 282880, 298272, 305920, 316914, 325040, 339456, 367104, 372840, 390048, 397696, 422552, 424320, 458880, 487560, 497120, 520064, 528190, 565760, 596544, 611840, 633828, 650080, 745680, 780096, 792285, 795392, 845104, 848640, 917760, 975120, 994240, 1040128, 1056380, 1193088, 1267656, 1300160, 1491360, 1560192, 1584570, 1590784, 1690208, 1697280, 1835520, 1950240, 1988480, 2080256, 2112760, 2386176, 2535312, 2600320, 2982720, 3120384, 3169140, 3380416, 3900480, 3976960, 4225520, 4772352, 5070624, 5200640, 5965440, 6240768, 6338280, 6760832, 7800960, 7953920, 8451040, 10141248, 10401280, 11930880, 12676560, 13521664, 15601920, 16902080, 20282496, 23861760, 25353120, 27043328, 31203840, 33804160, 40564992, 50706240, 67608320, 81129984, 101412480, 135216640, 202824960, 405649920]

約数ペア:

[(1, 405649920), (2, 202824960), (3, 135216640), (4, 101412480), (5, 81129984), (6, 67608320), (8, 50706240), (10, 40564992), (12, 33804160), (13, 31203840), (15, 27043328), (16, 25353120), (17, 23861760), (20, 20282496), (24, 16902080), (26, 15601920), (30, 13521664), (32, 12676560), (34, 11930880), (39, 10401280), (40, 10141248), (48, 8451040), (51, 7953920), (52, 7800960), (60, 6760832), (64, 6338280), (65, 6240768), (68, 5965440), (78, 5200640), (80, 5070624), (85, 4772352), (96, 4225520), (102, 3976960), (104, 3900480), (120, 3380416), (128, 3169140), (130, 3120384), (136, 2982720), (156, 2600320), (160, 2535312), (170, 2386176), (192, 2112760), (195, 2080256), (204, 1988480), (208, 1950240), (221, 1835520), (239, 1697280), (240, 1690208), (255, 1590784), (256, 1584570), (260, 1560192), (272, 1491360), (312, 1300160), (320, 1267656), (340, 1193088), (384, 1056380), (390, 1040128), (408, 994240), (416, 975120), (442, 917760), (478, 848640), (480, 845104), (510, 795392), (512, 792285), (520, 780096), (544, 745680), (624, 650080), (640, 633828), (663, 611840), (680, 596544), (717, 565760), (768, 528190), (780, 520064), (816, 497120), (832, 487560), (884, 458880), (956, 424320), (960, 422552), (1020, 397696), (1040, 390048), (1088, 372840), (1105, 367104), (1195, 339456), (1248, 325040), (1280, 316914), (1326, 305920), (1360, 298272), (1434, 282880), (1536, 264095), (1560, 260032), (1632, 248560), (1664, 243780), (1768, 229440), (1912, 212160), (1920, 211276), (2040, 198848), (2080, 195024), (2176, 186420), (2210, 183552), (2390, 169728), (2496, 162520), (2560, 158457), (2652, 152960), (2720, 149136), (2868, 141440), (3107, 130560), (3120, 130016), (3264, 124280), (3315, 122368), (3328, 121890), (3536, 114720), (3585, 113152), (3824, 106080), (3840, 105638), (4063, 99840), (4080, 99424), (4160, 97512), (4352, 93210), (4420, 91776), (4780, 84864), (4992, 81260), (5304, 76480), (5440, 74568), (5736, 70720), (6214, 65280), (6240, 65008), (6528, 62140), (6630, 61184), (6656, 60945), (7072, 57360), (7170, 56576), (7648, 53040), (7680, 52819), (8126, 49920), (8160, 49712), (8320, 48756), (8704, 46605), (8840, 45888), (9321, 43520), (9560, 42432), (9984, 40630), (10608, 38240), (10880, 37284), (11472, 35360), (12189, 33280), (12428, 32640), (12480, 32504), (13056, 31070), (13260, 30592), (14144, 28680), (14340, 28288), (15296, 26520), (15535, 26112), (16252, 24960), (16320, 24856), (16640, 24378), (17680, 22944), (18642, 21760), (19120, 21216), (19968, 20315)]