71262540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:412

約数の個数: 144

約数和(自身を含む): 231678720

約数和(自身を除く): 160416180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 67, 76, 90, 95, 114, 134, 171, 180, 190, 201, 228, 268, 285, 311, 335, 342, 380, 402, 570, 603, 622, 670, 684, 804, 855, 933, 1005, 1140, 1206, 1244, 1273, 1340, 1555, 1710, 1866, 2010, 2412, 2546, 2799, 3015, 3110, 3420, 3732, 3819, 4020, 4665, 5092, 5598, 5909, 6030, 6220, 6365, 7638, 9330, 11196, 11457, 11818, 12060, 12730, 13995, 15276, 17727, 18660, 19095, 20837, 22914, 23636, 25460, 27990, 29545, 35454, 38190, 41674, 45828, 53181, 55980, 57285, 59090, 62511, 70908, 76380, 83348, 88635, 104185, 106362, 114570, 118180, 125022, 177270, 187533, 208370, 212724, 229140, 250044, 265905, 312555, 354540, 375066, 395903, 416740, 531810, 625110, 750132, 791806, 937665, 1063620, 1187709, 1250220, 1583612, 1875330, 1979515, 2375418, 3563127, 3750660, 3959030, 4750836, 5938545, 7126254, 7918060, 11877090, 14252508, 17815635, 23754180, 35631270, 71262540]

約数ペア:

[(1, 71262540), (2, 35631270), (3, 23754180), (4, 17815635), (5, 14252508), (6, 11877090), (9, 7918060), (10, 7126254), (12, 5938545), (15, 4750836), (18, 3959030), (19, 3750660), (20, 3563127), (30, 2375418), (36, 1979515), (38, 1875330), (45, 1583612), (57, 1250220), (60, 1187709), (67, 1063620), (76, 937665), (90, 791806), (95, 750132), (114, 625110), (134, 531810), (171, 416740), (180, 395903), (190, 375066), (201, 354540), (228, 312555), (268, 265905), (285, 250044), (311, 229140), (335, 212724), (342, 208370), (380, 187533), (402, 177270), (570, 125022), (603, 118180), (622, 114570), (670, 106362), (684, 104185), (804, 88635), (855, 83348), (933, 76380), (1005, 70908), (1140, 62511), (1206, 59090), (1244, 57285), (1273, 55980), (1340, 53181), (1555, 45828), (1710, 41674), (1866, 38190), (2010, 35454), (2412, 29545), (2546, 27990), (2799, 25460), (3015, 23636), (3110, 22914), (3420, 20837), (3732, 19095), (3819, 18660), (4020, 17727), (4665, 15276), (5092, 13995), (5598, 12730), (5909, 12060), (6030, 11818), (6220, 11457), (6365, 11196), (7638, 9330)]