18941040

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 200

約数和(自身を含む): 68418240

約数和(自身を除く): 49477200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 79, 80, 81, 90, 108, 111, 120, 135, 144, 148, 158, 162, 180, 185, 216, 222, 237, 240, 270, 296, 316, 324, 333, 360, 370, 395, 405, 432, 444, 474, 540, 555, 592, 632, 648, 666, 711, 720, 740, 790, 810, 888, 948, 999, 1080, 1110, 1185, 1264, 1296, 1332, 1422, 1480, 1580, 1620, 1665, 1776, 1896, 1998, 2133, 2160, 2220, 2370, 2664, 2844, 2923, 2960, 2997, 3160, 3240, 3330, 3555, 3792, 3996, 4266, 4440, 4740, 4995, 5328, 5688, 5846, 5994, 6320, 6399, 6480, 6660, 7110, 7992, 8532, 8769, 8880, 9480, 9990, 10665, 11376, 11692, 11988, 12798, 13320, 14220, 14615, 14985, 15984, 17064, 17538, 18960, 19980, 21330, 23384, 23976, 25596, 26307, 26640, 28440, 29230, 29970, 31995, 34128, 35076, 39960, 42660, 43845, 46768, 47952, 51192, 52614, 56880, 58460, 59940, 63990, 70152, 78921, 79920, 85320, 87690, 102384, 105228, 116920, 119880, 127980, 131535, 140304, 157842, 170640, 175380, 210456, 233840, 236763, 239760, 255960, 263070, 315684, 350760, 394605, 420912, 473526, 511920, 526140, 631368, 701520, 789210, 947052, 1052280, 1183815, 1262736, 1578420, 1894104, 2104560, 2367630, 3156840, 3788208, 4735260, 6313680, 9470520, 18941040]

約数ペア:

[(1, 18941040), (2, 9470520), (3, 6313680), (4, 4735260), (5, 3788208), (6, 3156840), (8, 2367630), (9, 2104560), (10, 1894104), (12, 1578420), (15, 1262736), (16, 1183815), (18, 1052280), (20, 947052), (24, 789210), (27, 701520), (30, 631368), (36, 526140), (37, 511920), (40, 473526), (45, 420912), (48, 394605), (54, 350760), (60, 315684), (72, 263070), (74, 255960), (79, 239760), (80, 236763), (81, 233840), (90, 210456), (108, 175380), (111, 170640), (120, 157842), (135, 140304), (144, 131535), (148, 127980), (158, 119880), (162, 116920), (180, 105228), (185, 102384), (216, 87690), (222, 85320), (237, 79920), (240, 78921), (270, 70152), (296, 63990), (316, 59940), (324, 58460), (333, 56880), (360, 52614), (370, 51192), (395, 47952), (405, 46768), (432, 43845), (444, 42660), (474, 39960), (540, 35076), (555, 34128), (592, 31995), (632, 29970), (648, 29230), (666, 28440), (711, 26640), (720, 26307), (740, 25596), (790, 23976), (810, 23384), (888, 21330), (948, 19980), (999, 18960), (1080, 17538), (1110, 17064), (1185, 15984), (1264, 14985), (1296, 14615), (1332, 14220), (1422, 13320), (1480, 12798), (1580, 11988), (1620, 11692), (1665, 11376), (1776, 10665), (1896, 9990), (1998, 9480), (2133, 8880), (2160, 8769), (2220, 8532), (2370, 7992), (2664, 7110), (2844, 6660), (2923, 6480), (2960, 6399), (2997, 6320), (3160, 5994), (3240, 5846), (3330, 5688), (3555, 5328), (3792, 4995), (3996, 4740), (4266, 4440)]