666606720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1571}}^1$

素因数の和:1623

約数の個数: 256

約数和(自身を含む): 2424401280

約数和(自身を除く): 1757794560

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, 240, 255, 260, 272, 312, 320, 340, 384, 390, 408, 416, 442, 480, 510, 520, 544, 624, 640, 663, 680, 780, 816, 832, 884, 960, 1020, 1040, 1088, 1105, 1248, 1326, 1360, 1560, 1571, 1632, 1664, 1768, 1920, 2040, 2080, 2176, 2210, 2496, 2652, 2720, 3120, 3142, 3264, 3315, 3536, 4080, 4160, 4420, 4713, 4992, 5304, 5440, 6240, 6284, 6528, 6630, 7072, 7855, 8160, 8320, 8840, 9426, 10608, 10880, 12480, 12568, 13260, 14144, 15710, 16320, 17680, 18852, 20423, 21216, 23565, 24960, 25136, 26520, 26707, 28288, 31420, 32640, 35360, 37704, 40846, 42432, 47130, 50272, 53040, 53414, 61269, 62840, 70720, 75408, 80121, 81692, 84864, 94260, 100544, 102115, 106080, 106828, 122538, 125680, 133535, 141440, 150816, 160242, 163384, 188520, 201088, 204230, 212160, 213656, 245076, 251360, 267070, 301632, 306345, 320484, 326768, 347191, 377040, 400605, 408460, 424320, 427312, 490152, 502720, 534140, 603264, 612690, 640968, 653536, 694382, 754080, 801210, 816920, 854624, 980304, 1005440, 1041573, 1068280, 1225380, 1281936, 1307072, 1388764, 1508160, 1602420, 1633840, 1709248, 1735955, 1960608, 2083146, 2136560, 2450760, 2563872, 2614144, 2777528, 3016320, 3204840, 3267680, 3418496, 3471910, 3921216, 4166292, 4273120, 4901520, 5127744, 5207865, 5555056, 6409680, 6535360, 6943820, 7842432, 8332584, 8546240, 9803040, 10255488, 10415730, 11110112, 12819360, 13070720, 13887640, 16665168, 17092480, 19606080, 20831460, 22220224, 25638720, 27775280, 33330336, 39212160, 41662920, 44440448, 51277440, 55550560, 66660672, 83325840, 111101120, 133321344, 166651680, 222202240, 333303360, 666606720]

約数ペア:

[(1, 666606720), (2, 333303360), (3, 222202240), (4, 166651680), (5, 133321344), (6, 111101120), (8, 83325840), (10, 66660672), (12, 55550560), (13, 51277440), (15, 44440448), (16, 41662920), (17, 39212160), (20, 33330336), (24, 27775280), (26, 25638720), (30, 22220224), (32, 20831460), (34, 19606080), (39, 17092480), (40, 16665168), (48, 13887640), (51, 13070720), (52, 12819360), (60, 11110112), (64, 10415730), (65, 10255488), (68, 9803040), (78, 8546240), (80, 8332584), (85, 7842432), (96, 6943820), (102, 6535360), (104, 6409680), (120, 5555056), (128, 5207865), (130, 5127744), (136, 4901520), (156, 4273120), (160, 4166292), (170, 3921216), (192, 3471910), (195, 3418496), (204, 3267680), (208, 3204840), (221, 3016320), (240, 2777528), (255, 2614144), (260, 2563872), (272, 2450760), (312, 2136560), (320, 2083146), (340, 1960608), (384, 1735955), (390, 1709248), (408, 1633840), (416, 1602420), (442, 1508160), (480, 1388764), (510, 1307072), (520, 1281936), (544, 1225380), (624, 1068280), (640, 1041573), (663, 1005440), (680, 980304), (780, 854624), (816, 816920), (832, 801210), (884, 754080), (960, 694382), (1020, 653536), (1040, 640968), (1088, 612690), (1105, 603264), (1248, 534140), (1326, 502720), (1360, 490152), (1560, 427312), (1571, 424320), (1632, 408460), (1664, 400605), (1768, 377040), (1920, 347191), (2040, 326768), (2080, 320484), (2176, 306345), (2210, 301632), (2496, 267070), (2652, 251360), (2720, 245076), (3120, 213656), (3142, 212160), (3264, 204230), (3315, 201088), (3536, 188520), (4080, 163384), (4160, 160242), (4420, 150816), (4713, 141440), (4992, 133535), (5304, 125680), (5440, 122538), (6240, 106828), (6284, 106080), (6528, 102115), (6630, 100544), (7072, 94260), (7855, 84864), (8160, 81692), (8320, 80121), (8840, 75408), (9426, 70720), (10608, 62840), (10880, 61269), (12480, 53414), (12568, 53040), (13260, 50272), (14144, 47130), (15710, 42432), (16320, 40846), (17680, 37704), (18852, 35360), (20423, 32640), (21216, 31420), (23565, 28288), (24960, 26707), (25136, 26520)]