189720960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:737

約数の個数: 256

約数和(自身を含む): 711486720

約数和(自身を除く): 521765760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 78, 80, 88, 96, 104, 110, 120, 128, 130, 132, 143, 156, 160, 165, 176, 192, 195, 208, 220, 240, 260, 264, 286, 312, 320, 330, 352, 384, 390, 416, 429, 440, 480, 520, 528, 572, 624, 640, 660, 691, 704, 715, 780, 832, 858, 880, 960, 1040, 1056, 1144, 1248, 1320, 1382, 1408, 1430, 1560, 1664, 1716, 1760, 1920, 2073, 2080, 2112, 2145, 2288, 2496, 2640, 2764, 2860, 3120, 3432, 3455, 3520, 4146, 4160, 4224, 4290, 4576, 4992, 5280, 5528, 5720, 6240, 6864, 6910, 7040, 7601, 8292, 8320, 8580, 8983, 9152, 10365, 10560, 11056, 11440, 12480, 13728, 13820, 15202, 16584, 17160, 17966, 18304, 20730, 21120, 22112, 22803, 22880, 24960, 26949, 27456, 27640, 30404, 33168, 34320, 35932, 38005, 41460, 44224, 44915, 45606, 45760, 53898, 54912, 55280, 60808, 66336, 68640, 71864, 76010, 82920, 88448, 89830, 91212, 91520, 98813, 107796, 110560, 114015, 121616, 132672, 134745, 137280, 143728, 152020, 165840, 179660, 182424, 197626, 215592, 221120, 228030, 243232, 265344, 269490, 274560, 287456, 296439, 304040, 331680, 359320, 364848, 395252, 431184, 442240, 456060, 486464, 494065, 538980, 574912, 592878, 608080, 663360, 718640, 729696, 790504, 862368, 912120, 972928, 988130, 1077960, 1149824, 1185756, 1216160, 1326720, 1437280, 1459392, 1482195, 1581008, 1724736, 1824240, 1976260, 2155920, 2371512, 2432320, 2874560, 2918784, 2964390, 3162016, 3449472, 3648480, 3952520, 4311840, 4743024, 4864640, 5749120, 5928780, 6324032, 7296960, 7905040, 8623680, 9486048, 11857560, 12648064, 14593920, 15810080, 17247360, 18972096, 23715120, 31620160, 37944192, 47430240, 63240320, 94860480, 189720960]

約数ペア:

[(1, 189720960), (2, 94860480), (3, 63240320), (4, 47430240), (5, 37944192), (6, 31620160), (8, 23715120), (10, 18972096), (11, 17247360), (12, 15810080), (13, 14593920), (15, 12648064), (16, 11857560), (20, 9486048), (22, 8623680), (24, 7905040), (26, 7296960), (30, 6324032), (32, 5928780), (33, 5749120), (39, 4864640), (40, 4743024), (44, 4311840), (48, 3952520), (52, 3648480), (55, 3449472), (60, 3162016), (64, 2964390), (65, 2918784), (66, 2874560), (78, 2432320), (80, 2371512), (88, 2155920), (96, 1976260), (104, 1824240), (110, 1724736), (120, 1581008), (128, 1482195), (130, 1459392), (132, 1437280), (143, 1326720), (156, 1216160), (160, 1185756), (165, 1149824), (176, 1077960), (192, 988130), (195, 972928), (208, 912120), (220, 862368), (240, 790504), (260, 729696), (264, 718640), (286, 663360), (312, 608080), (320, 592878), (330, 574912), (352, 538980), (384, 494065), (390, 486464), (416, 456060), (429, 442240), (440, 431184), (480, 395252), (520, 364848), (528, 359320), (572, 331680), (624, 304040), (640, 296439), (660, 287456), (691, 274560), (704, 269490), (715, 265344), (780, 243232), (832, 228030), (858, 221120), (880, 215592), (960, 197626), (1040, 182424), (1056, 179660), (1144, 165840), (1248, 152020), (1320, 143728), (1382, 137280), (1408, 134745), (1430, 132672), (1560, 121616), (1664, 114015), (1716, 110560), (1760, 107796), (1920, 98813), (2073, 91520), (2080, 91212), (2112, 89830), (2145, 88448), (2288, 82920), (2496, 76010), (2640, 71864), (2764, 68640), (2860, 66336), (3120, 60808), (3432, 55280), (3455, 54912), (3520, 53898), (4146, 45760), (4160, 45606), (4224, 44915), (4290, 44224), (4576, 41460), (4992, 38005), (5280, 35932), (5528, 34320), (5720, 33168), (6240, 30404), (6864, 27640), (6910, 27456), (7040, 26949), (7601, 24960), (8292, 22880), (8320, 22803), (8580, 22112), (8983, 21120), (9152, 20730), (10365, 18304), (10560, 17966), (11056, 17160), (11440, 16584), (12480, 15202), (13728, 13820)]