168121980

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:927

約数の個数: 168

約数和(自身を含む): 570703392

約数和(自身を除く): 402581412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 243, 260, 270, 324, 351, 390, 405, 468, 486, 540, 585, 702, 729, 780, 810, 887, 972, 1053, 1170, 1215, 1404, 1458, 1620, 1755, 1774, 2106, 2340, 2430, 2661, 2916, 3159, 3510, 3548, 3645, 4212, 4435, 4860, 5265, 5322, 6318, 7020, 7290, 7983, 8870, 9477, 10530, 10644, 11531, 12636, 13305, 14580, 15795, 15966, 17740, 18954, 21060, 23062, 23949, 26610, 31590, 31932, 34593, 37908, 39915, 46124, 47385, 47898, 53220, 57655, 63180, 69186, 71847, 79830, 94770, 95796, 103779, 115310, 119745, 138372, 143694, 159660, 172965, 189540, 207558, 215541, 230620, 239490, 287388, 311337, 345930, 359235, 415116, 431082, 478980, 518895, 622674, 646623, 691860, 718470, 862164, 934011, 1037790, 1077705, 1245348, 1293246, 1436940, 1556685, 1868022, 2075580, 2155410, 2586492, 2802033, 3113370, 3233115, 3736044, 4310820, 4670055, 5604066, 6226740, 6466230, 8406099, 9340110, 11208132, 12932460, 14010165, 16812198, 18680220, 28020330, 33624396, 42030495, 56040660, 84060990, 168121980]

約数ペア:

[(1, 168121980), (2, 84060990), (3, 56040660), (4, 42030495), (5, 33624396), (6, 28020330), (9, 18680220), (10, 16812198), (12, 14010165), (13, 12932460), (15, 11208132), (18, 9340110), (20, 8406099), (26, 6466230), (27, 6226740), (30, 5604066), (36, 4670055), (39, 4310820), (45, 3736044), (52, 3233115), (54, 3113370), (60, 2802033), (65, 2586492), (78, 2155410), (81, 2075580), (90, 1868022), (108, 1556685), (117, 1436940), (130, 1293246), (135, 1245348), (156, 1077705), (162, 1037790), (180, 934011), (195, 862164), (234, 718470), (243, 691860), (260, 646623), (270, 622674), (324, 518895), (351, 478980), (390, 431082), (405, 415116), (468, 359235), (486, 345930), (540, 311337), (585, 287388), (702, 239490), (729, 230620), (780, 215541), (810, 207558), (887, 189540), (972, 172965), (1053, 159660), (1170, 143694), (1215, 138372), (1404, 119745), (1458, 115310), (1620, 103779), (1755, 95796), (1774, 94770), (2106, 79830), (2340, 71847), (2430, 69186), (2661, 63180), (2916, 57655), (3159, 53220), (3510, 47898), (3548, 47385), (3645, 46124), (4212, 39915), (4435, 37908), (4860, 34593), (5265, 31932), (5322, 31590), (6318, 26610), (7020, 23949), (7290, 23062), (7983, 21060), (8870, 18954), (9477, 17740), (10530, 15966), (10644, 15795), (11531, 14580), (12636, 13305)]