51451620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:426

約数の個数: 144

約数和(自身を含む): 167133120

約数和(自身を除く): 115681500

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 121, 132, 165, 190, 209, 220, 228, 242, 285, 330, 363, 373, 380, 418, 484, 570, 605, 627, 660, 726, 746, 836, 1045, 1119, 1140, 1210, 1254, 1452, 1492, 1815, 1865, 2090, 2238, 2299, 2420, 2508, 3135, 3630, 3730, 4103, 4180, 4476, 4598, 5595, 6270, 6897, 7087, 7260, 7460, 8206, 9196, 11190, 11495, 12309, 12540, 13794, 14174, 16412, 20515, 21261, 22380, 22990, 24618, 27588, 28348, 34485, 35435, 41030, 42522, 45133, 45980, 49236, 61545, 68970, 70870, 77957, 82060, 85044, 90266, 106305, 123090, 135399, 137940, 141740, 155914, 180532, 212610, 225665, 233871, 246180, 270798, 311828, 389785, 425220, 451330, 467742, 541596, 676995, 779570, 857527, 902660, 935484, 1169355, 1353990, 1559140, 1715054, 2338710, 2572581, 2707980, 3430108, 4287635, 4677420, 5145162, 8575270, 10290324, 12862905, 17150540, 25725810, 51451620]

約数ペア:

[(1, 51451620), (2, 25725810), (3, 17150540), (4, 12862905), (5, 10290324), (6, 8575270), (10, 5145162), (11, 4677420), (12, 4287635), (15, 3430108), (19, 2707980), (20, 2572581), (22, 2338710), (30, 1715054), (33, 1559140), (38, 1353990), (44, 1169355), (55, 935484), (57, 902660), (60, 857527), (66, 779570), (76, 676995), (95, 541596), (110, 467742), (114, 451330), (121, 425220), (132, 389785), (165, 311828), (190, 270798), (209, 246180), (220, 233871), (228, 225665), (242, 212610), (285, 180532), (330, 155914), (363, 141740), (373, 137940), (380, 135399), (418, 123090), (484, 106305), (570, 90266), (605, 85044), (627, 82060), (660, 77957), (726, 70870), (746, 68970), (836, 61545), (1045, 49236), (1119, 45980), (1140, 45133), (1210, 42522), (1254, 41030), (1452, 35435), (1492, 34485), (1815, 28348), (1865, 27588), (2090, 24618), (2238, 22990), (2299, 22380), (2420, 21261), (2508, 20515), (3135, 16412), (3630, 14174), (3730, 13794), (4103, 12540), (4180, 12309), (4476, 11495), (4598, 11190), (5595, 9196), (6270, 8206), (6897, 7460), (7087, 7260)]