320872320

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:658

約数の個数: 256

約数和(自身を含む): 1175040000

約数和(自身を除く): 854167680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 480, 496, 540, 558, 576, 599, 620, 640, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1198, 1240, 1395, 1440, 1488, 1674, 1728, 1797, 1860, 1920, 1984, 2160, 2232, 2396, 2480, 2790, 2880, 2976, 2995, 3348, 3456, 3594, 3720, 3968, 4185, 4320, 4464, 4792, 4960, 5391, 5580, 5760, 5952, 5990, 6696, 7188, 7440, 8370, 8640, 8928, 8985, 9584, 9920, 10782, 11160, 11904, 11980, 13392, 14376, 14880, 16173, 16740, 17280, 17856, 17970, 18569, 19168, 19840, 21564, 22320, 23960, 26784, 26955, 28752, 29760, 32346, 33480, 35712, 35940, 37138, 38336, 43128, 44640, 47920, 53568, 53910, 55707, 57504, 59520, 64692, 66960, 71880, 74276, 76672, 80865, 86256, 89280, 92845, 95840, 107136, 107820, 111414, 115008, 129384, 133920, 143760, 148552, 161730, 167121, 172512, 178560, 185690, 191680, 215640, 222828, 230016, 258768, 267840, 278535, 287520, 297104, 323460, 334242, 345024, 371380, 383360, 431280, 445656, 501363, 517536, 535680, 557070, 575040, 594208, 646920, 668484, 690048, 742760, 835605, 862560, 891312, 1002726, 1035072, 1114140, 1150080, 1188416, 1293840, 1336968, 1485520, 1671210, 1725120, 1782624, 2005452, 2070144, 2228280, 2376832, 2506815, 2587680, 2673936, 2971040, 3342420, 3450240, 3565248, 4010904, 4456560, 5013630, 5175360, 5347872, 5942080, 6684840, 7130496, 8021808, 8913120, 10027260, 10350720, 10695744, 11884160, 13369680, 16043616, 17826240, 20054520, 21391488, 26739360, 32087232, 35652480, 40109040, 53478720, 64174464, 80218080, 106957440, 160436160, 320872320]

約数ペア:

[(1, 320872320), (2, 160436160), (3, 106957440), (4, 80218080), (5, 64174464), (6, 53478720), (8, 40109040), (9, 35652480), (10, 32087232), (12, 26739360), (15, 21391488), (16, 20054520), (18, 17826240), (20, 16043616), (24, 13369680), (27, 11884160), (30, 10695744), (31, 10350720), (32, 10027260), (36, 8913120), (40, 8021808), (45, 7130496), (48, 6684840), (54, 5942080), (60, 5347872), (62, 5175360), (64, 5013630), (72, 4456560), (80, 4010904), (90, 3565248), (93, 3450240), (96, 3342420), (108, 2971040), (120, 2673936), (124, 2587680), (128, 2506815), (135, 2376832), (144, 2228280), (155, 2070144), (160, 2005452), (180, 1782624), (186, 1725120), (192, 1671210), (216, 1485520), (240, 1336968), (248, 1293840), (270, 1188416), (279, 1150080), (288, 1114140), (310, 1035072), (320, 1002726), (360, 891312), (372, 862560), (384, 835605), (432, 742760), (465, 690048), (480, 668484), (496, 646920), (540, 594208), (558, 575040), (576, 557070), (599, 535680), (620, 517536), (640, 501363), (720, 445656), (744, 431280), (837, 383360), (864, 371380), (930, 345024), (960, 334242), (992, 323460), (1080, 297104), (1116, 287520), (1152, 278535), (1198, 267840), (1240, 258768), (1395, 230016), (1440, 222828), (1488, 215640), (1674, 191680), (1728, 185690), (1797, 178560), (1860, 172512), (1920, 167121), (1984, 161730), (2160, 148552), (2232, 143760), (2396, 133920), (2480, 129384), (2790, 115008), (2880, 111414), (2976, 107820), (2995, 107136), (3348, 95840), (3456, 92845), (3594, 89280), (3720, 86256), (3968, 80865), (4185, 76672), (4320, 74276), (4464, 71880), (4792, 66960), (4960, 64692), (5391, 59520), (5580, 57504), (5760, 55707), (5952, 53910), (5990, 53568), (6696, 47920), (7188, 44640), (7440, 43128), (8370, 38336), (8640, 37138), (8928, 35940), (8985, 35712), (9584, 33480), (9920, 32346), (10782, 29760), (11160, 28752), (11904, 26955), (11980, 26784), (13392, 23960), (14376, 22320), (14880, 21564), (16173, 19840), (16740, 19168), (17280, 18569), (17856, 17970)]