18502120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:84

約数の個数: 192

約数和(自身を含む): 56920320

約数和(自身を除く): 38418200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 23, 26, 28, 34, 35, 40, 46, 52, 56, 65, 68, 70, 85, 91, 92, 104, 115, 119, 130, 136, 140, 161, 169, 170, 182, 184, 221, 230, 238, 260, 280, 299, 322, 338, 340, 364, 391, 442, 455, 460, 476, 520, 595, 598, 644, 676, 680, 728, 782, 805, 845, 884, 910, 920, 952, 1105, 1183, 1190, 1196, 1288, 1352, 1495, 1547, 1564, 1610, 1690, 1768, 1820, 1955, 2093, 2210, 2366, 2380, 2392, 2737, 2873, 2990, 3094, 3128, 3220, 3380, 3640, 3887, 3910, 4186, 4420, 4732, 4760, 5083, 5474, 5746, 5915, 5980, 6188, 6440, 6760, 7735, 7774, 7820, 8372, 8840, 9464, 10166, 10465, 10948, 11492, 11830, 11960, 12376, 13685, 14365, 15470, 15548, 15640, 16744, 19435, 20111, 20332, 20930, 21896, 22984, 23660, 25415, 27209, 27370, 28730, 30940, 31096, 35581, 38870, 40222, 40664, 41860, 47320, 50830, 54418, 54740, 57460, 61880, 66079, 71162, 77740, 80444, 83720, 100555, 101660, 108836, 109480, 114920, 132158, 136045, 142324, 155480, 160888, 177905, 201110, 203320, 217672, 264316, 272090, 284648, 330395, 355810, 402220, 462553, 528632, 544180, 660790, 711620, 804440, 925106, 1088360, 1321580, 1423240, 1850212, 2312765, 2643160, 3700424, 4625530, 9251060, 18502120]

約数ペア:

[(1, 18502120), (2, 9251060), (4, 4625530), (5, 3700424), (7, 2643160), (8, 2312765), (10, 1850212), (13, 1423240), (14, 1321580), (17, 1088360), (20, 925106), (23, 804440), (26, 711620), (28, 660790), (34, 544180), (35, 528632), (40, 462553), (46, 402220), (52, 355810), (56, 330395), (65, 284648), (68, 272090), (70, 264316), (85, 217672), (91, 203320), (92, 201110), (104, 177905), (115, 160888), (119, 155480), (130, 142324), (136, 136045), (140, 132158), (161, 114920), (169, 109480), (170, 108836), (182, 101660), (184, 100555), (221, 83720), (230, 80444), (238, 77740), (260, 71162), (280, 66079), (299, 61880), (322, 57460), (338, 54740), (340, 54418), (364, 50830), (391, 47320), (442, 41860), (455, 40664), (460, 40222), (476, 38870), (520, 35581), (595, 31096), (598, 30940), (644, 28730), (676, 27370), (680, 27209), (728, 25415), (782, 23660), (805, 22984), (845, 21896), (884, 20930), (910, 20332), (920, 20111), (952, 19435), (1105, 16744), (1183, 15640), (1190, 15548), (1196, 15470), (1288, 14365), (1352, 13685), (1495, 12376), (1547, 11960), (1564, 11830), (1610, 11492), (1690, 10948), (1768, 10465), (1820, 10166), (1955, 9464), (2093, 8840), (2210, 8372), (2366, 7820), (2380, 7774), (2392, 7735), (2737, 6760), (2873, 6440), (2990, 6188), (3094, 5980), (3128, 5915), (3220, 5746), (3380, 5474), (3640, 5083), (3887, 4760), (3910, 4732), (4186, 4420)]