204426720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:702

約数の個数: 192

約数和(自身を含む): 725760000

約数和(自身を除く): 521333280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 79, 80, 90, 96, 108, 120, 135, 144, 158, 160, 180, 216, 237, 240, 270, 288, 316, 360, 395, 432, 474, 480, 540, 599, 632, 711, 720, 790, 864, 948, 1080, 1185, 1198, 1264, 1422, 1440, 1580, 1797, 1896, 2133, 2160, 2370, 2396, 2528, 2844, 2995, 3160, 3555, 3594, 3792, 4266, 4320, 4740, 4792, 5391, 5688, 5990, 6320, 7110, 7188, 7584, 8532, 8985, 9480, 9584, 10665, 10782, 11376, 11980, 12640, 14220, 14376, 16173, 17064, 17970, 18960, 19168, 21330, 21564, 22752, 23960, 26955, 28440, 28752, 32346, 34128, 35940, 37920, 42660, 43128, 47321, 47920, 53910, 56880, 57504, 64692, 68256, 71880, 80865, 85320, 86256, 94642, 95840, 107820, 113760, 129384, 141963, 143760, 161730, 170640, 172512, 189284, 215640, 236605, 258768, 283926, 287520, 323460, 341280, 378568, 425889, 431280, 473210, 517536, 567852, 646920, 709815, 757136, 851778, 862560, 946420, 1135704, 1277667, 1293840, 1419630, 1514272, 1703556, 1892840, 2129445, 2271408, 2555334, 2587680, 2839260, 3407112, 3785680, 4258890, 4542816, 5110668, 5678520, 6388335, 6814224, 7571360, 8517780, 10221336, 11357040, 12776670, 13628448, 17035560, 20442672, 22714080, 25553340, 34071120, 40885344, 51106680, 68142240, 102213360, 204426720]

約数ペア:

[(1, 204426720), (2, 102213360), (3, 68142240), (4, 51106680), (5, 40885344), (6, 34071120), (8, 25553340), (9, 22714080), (10, 20442672), (12, 17035560), (15, 13628448), (16, 12776670), (18, 11357040), (20, 10221336), (24, 8517780), (27, 7571360), (30, 6814224), (32, 6388335), (36, 5678520), (40, 5110668), (45, 4542816), (48, 4258890), (54, 3785680), (60, 3407112), (72, 2839260), (79, 2587680), (80, 2555334), (90, 2271408), (96, 2129445), (108, 1892840), (120, 1703556), (135, 1514272), (144, 1419630), (158, 1293840), (160, 1277667), (180, 1135704), (216, 946420), (237, 862560), (240, 851778), (270, 757136), (288, 709815), (316, 646920), (360, 567852), (395, 517536), (432, 473210), (474, 431280), (480, 425889), (540, 378568), (599, 341280), (632, 323460), (711, 287520), (720, 283926), (790, 258768), (864, 236605), (948, 215640), (1080, 189284), (1185, 172512), (1198, 170640), (1264, 161730), (1422, 143760), (1440, 141963), (1580, 129384), (1797, 113760), (1896, 107820), (2133, 95840), (2160, 94642), (2370, 86256), (2396, 85320), (2528, 80865), (2844, 71880), (2995, 68256), (3160, 64692), (3555, 57504), (3594, 56880), (3792, 53910), (4266, 47920), (4320, 47321), (4740, 43128), (4792, 42660), (5391, 37920), (5688, 35940), (5990, 34128), (6320, 32346), (7110, 28752), (7188, 28440), (7584, 26955), (8532, 23960), (8985, 22752), (9480, 21564), (9584, 21330), (10665, 19168), (10782, 18960), (11376, 17970), (11980, 17064), (12640, 16173), (14220, 14376)]