187467020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 468236160

約数和(自身を除く): 280769140

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 29, 46, 47, 52, 58, 65, 92, 94, 115, 116, 130, 145, 188, 230, 235, 260, 290, 299, 377, 460, 470, 529, 580, 598, 611, 667, 754, 940, 1058, 1081, 1196, 1222, 1334, 1363, 1495, 1508, 1885, 2116, 2162, 2444, 2645, 2668, 2726, 2990, 3055, 3335, 3770, 4324, 5290, 5405, 5452, 5980, 6110, 6670, 6815, 6877, 7540, 8671, 10580, 10810, 12220, 13340, 13630, 13754, 14053, 15341, 17342, 17719, 21620, 24863, 27260, 27508, 28106, 30682, 31349, 34385, 34684, 35438, 43355, 49726, 56212, 61364, 62698, 68770, 70265, 70876, 76705, 86710, 88595, 99452, 124315, 125396, 137540, 140530, 153410, 156745, 173420, 177190, 199433, 248630, 281060, 306820, 313490, 323219, 354380, 398866, 407537, 497260, 626980, 646438, 721027, 797732, 815074, 997165, 1292876, 1442054, 1616095, 1630148, 1994330, 2037685, 2884108, 3232190, 3605135, 3988660, 4075370, 6464380, 7210270, 8150740, 9373351, 14420540, 18746702, 37493404, 46866755, 93733510, 187467020]

約数ペア:

[(1, 187467020), (2, 93733510), (4, 46866755), (5, 37493404), (10, 18746702), (13, 14420540), (20, 9373351), (23, 8150740), (26, 7210270), (29, 6464380), (46, 4075370), (47, 3988660), (52, 3605135), (58, 3232190), (65, 2884108), (92, 2037685), (94, 1994330), (115, 1630148), (116, 1616095), (130, 1442054), (145, 1292876), (188, 997165), (230, 815074), (235, 797732), (260, 721027), (290, 646438), (299, 626980), (377, 497260), (460, 407537), (470, 398866), (529, 354380), (580, 323219), (598, 313490), (611, 306820), (667, 281060), (754, 248630), (940, 199433), (1058, 177190), (1081, 173420), (1196, 156745), (1222, 153410), (1334, 140530), (1363, 137540), (1495, 125396), (1508, 124315), (1885, 99452), (2116, 88595), (2162, 86710), (2444, 76705), (2645, 70876), (2668, 70265), (2726, 68770), (2990, 62698), (3055, 61364), (3335, 56212), (3770, 49726), (4324, 43355), (5290, 35438), (5405, 34684), (5452, 34385), (5980, 31349), (6110, 30682), (6670, 28106), (6815, 27508), (6877, 27260), (7540, 24863), (8671, 21620), (10580, 17719), (10810, 17342), (12220, 15341), (13340, 14053), (13630, 13754)]