51801720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:477

約数の個数: 128

約数和(自身を含む): 167443200

約数和(自身を除く): 115641480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 67, 68, 85, 102, 120, 134, 136, 170, 201, 204, 255, 268, 335, 340, 379, 402, 408, 510, 536, 670, 680, 758, 804, 1005, 1020, 1137, 1139, 1340, 1516, 1608, 1895, 2010, 2040, 2274, 2278, 2680, 3032, 3417, 3790, 4020, 4548, 4556, 5685, 5695, 6443, 6834, 7580, 8040, 9096, 9112, 11370, 11390, 12886, 13668, 15160, 17085, 19329, 22740, 22780, 25393, 25772, 27336, 32215, 34170, 38658, 45480, 45560, 50786, 51544, 64430, 68340, 76179, 77316, 96645, 101572, 126965, 128860, 136680, 152358, 154632, 193290, 203144, 253930, 257720, 304716, 380895, 386580, 431681, 507860, 609432, 761790, 773160, 863362, 1015720, 1295043, 1523580, 1726724, 2158405, 2590086, 3047160, 3453448, 4316810, 5180172, 6475215, 8633620, 10360344, 12950430, 17267240, 25900860, 51801720]

約数ペア:

[(1, 51801720), (2, 25900860), (3, 17267240), (4, 12950430), (5, 10360344), (6, 8633620), (8, 6475215), (10, 5180172), (12, 4316810), (15, 3453448), (17, 3047160), (20, 2590086), (24, 2158405), (30, 1726724), (34, 1523580), (40, 1295043), (51, 1015720), (60, 863362), (67, 773160), (68, 761790), (85, 609432), (102, 507860), (120, 431681), (134, 386580), (136, 380895), (170, 304716), (201, 257720), (204, 253930), (255, 203144), (268, 193290), (335, 154632), (340, 152358), (379, 136680), (402, 128860), (408, 126965), (510, 101572), (536, 96645), (670, 77316), (680, 76179), (758, 68340), (804, 64430), (1005, 51544), (1020, 50786), (1137, 45560), (1139, 45480), (1340, 38658), (1516, 34170), (1608, 32215), (1895, 27336), (2010, 25772), (2040, 25393), (2274, 22780), (2278, 22740), (2680, 19329), (3032, 17085), (3417, 15160), (3790, 13668), (4020, 12886), (4548, 11390), (4556, 11370), (5685, 9112), (5695, 9096), (6443, 8040), (6834, 7580)]