405400320

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2707}}^1$

素因数の和:2747

約数の個数: 216

約数和(自身を含む): 1511096496

約数和(自身を除く): 1105696176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1280, 1440, 1560, 1664, 1872, 1920, 2080, 2304, 2340, 2496, 2707, 2880, 3120, 3328, 3744, 3840, 4160, 4680, 4992, 5414, 5760, 6240, 7488, 8121, 8320, 9360, 9984, 10828, 11520, 12480, 13535, 14976, 16242, 16640, 18720, 21656, 24363, 24960, 27070, 29952, 32484, 35191, 37440, 40605, 43312, 48726, 49920, 54140, 64968, 70382, 74880, 81210, 86624, 97452, 105573, 108280, 121815, 129936, 140764, 149760, 162420, 173248, 175955, 194904, 211146, 216560, 243630, 259872, 281528, 316719, 324840, 346496, 351910, 389808, 422292, 433120, 487260, 519744, 527865, 563056, 633438, 649680, 692992, 703820, 779616, 844584, 866240, 974520, 1039488, 1055730, 1126112, 1266876, 1299360, 1407640, 1559232, 1583595, 1689168, 1732480, 1949040, 2078976, 2111460, 2252224, 2533752, 2598720, 2815280, 3118464, 3167190, 3378336, 3464960, 3898080, 4222920, 4504448, 5067504, 5197440, 5630560, 6236928, 6334380, 6756672, 7796160, 8445840, 9008896, 10135008, 10394880, 11261120, 12668760, 13513344, 15592320, 16891680, 20270016, 22522240, 25337520, 27026688, 31184640, 33783360, 40540032, 45044480, 50675040, 67566720, 81080064, 101350080, 135133440, 202700160, 405400320]

約数ペア:

[(1, 405400320), (2, 202700160), (3, 135133440), (4, 101350080), (5, 81080064), (6, 67566720), (8, 50675040), (9, 45044480), (10, 40540032), (12, 33783360), (13, 31184640), (15, 27026688), (16, 25337520), (18, 22522240), (20, 20270016), (24, 16891680), (26, 15592320), (30, 13513344), (32, 12668760), (36, 11261120), (39, 10394880), (40, 10135008), (45, 9008896), (48, 8445840), (52, 7796160), (60, 6756672), (64, 6334380), (65, 6236928), (72, 5630560), (78, 5197440), (80, 5067504), (90, 4504448), (96, 4222920), (104, 3898080), (117, 3464960), (120, 3378336), (128, 3167190), (130, 3118464), (144, 2815280), (156, 2598720), (160, 2533752), (180, 2252224), (192, 2111460), (195, 2078976), (208, 1949040), (234, 1732480), (240, 1689168), (256, 1583595), (260, 1559232), (288, 1407640), (312, 1299360), (320, 1266876), (360, 1126112), (384, 1055730), (390, 1039488), (416, 974520), (468, 866240), (480, 844584), (520, 779616), (576, 703820), (585, 692992), (624, 649680), (640, 633438), (720, 563056), (768, 527865), (780, 519744), (832, 487260), (936, 433120), (960, 422292), (1040, 389808), (1152, 351910), (1170, 346496), (1248, 324840), (1280, 316719), (1440, 281528), (1560, 259872), (1664, 243630), (1872, 216560), (1920, 211146), (2080, 194904), (2304, 175955), (2340, 173248), (2496, 162420), (2707, 149760), (2880, 140764), (3120, 129936), (3328, 121815), (3744, 108280), (3840, 105573), (4160, 97452), (4680, 86624), (4992, 81210), (5414, 74880), (5760, 70382), (6240, 64968), (7488, 54140), (8121, 49920), (8320, 48726), (9360, 43312), (9984, 40605), (10828, 37440), (11520, 35191), (12480, 32484), (13535, 29952), (14976, 27070), (16242, 24960), (16640, 24363), (18720, 21656)]