31307100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 101243520

約数和(自身を除く): 69936420

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 53, 55, 60, 66, 75, 100, 106, 110, 132, 150, 159, 165, 179, 212, 220, 265, 275, 300, 318, 330, 358, 530, 537, 550, 583, 636, 660, 716, 795, 825, 895, 1060, 1074, 1100, 1166, 1325, 1590, 1650, 1749, 1790, 1969, 2148, 2332, 2650, 2685, 2915, 3180, 3300, 3498, 3580, 3938, 3975, 4475, 5300, 5370, 5830, 5907, 6996, 7876, 7950, 8745, 8950, 9487, 9845, 10740, 11660, 11814, 13425, 14575, 15900, 17490, 17900, 18974, 19690, 23628, 26850, 28461, 29150, 29535, 34980, 37948, 39380, 43725, 47435, 49225, 53700, 56922, 58300, 59070, 87450, 94870, 98450, 104357, 113844, 118140, 142305, 147675, 174900, 189740, 196900, 208714, 237175, 284610, 295350, 313071, 417428, 474350, 521785, 569220, 590700, 626142, 711525, 948700, 1043570, 1252284, 1423050, 1565355, 2087140, 2608925, 2846100, 3130710, 5217850, 6261420, 7826775, 10435700, 15653550, 31307100]

約数ペア:

[(1, 31307100), (2, 15653550), (3, 10435700), (4, 7826775), (5, 6261420), (6, 5217850), (10, 3130710), (11, 2846100), (12, 2608925), (15, 2087140), (20, 1565355), (22, 1423050), (25, 1252284), (30, 1043570), (33, 948700), (44, 711525), (50, 626142), (53, 590700), (55, 569220), (60, 521785), (66, 474350), (75, 417428), (100, 313071), (106, 295350), (110, 284610), (132, 237175), (150, 208714), (159, 196900), (165, 189740), (179, 174900), (212, 147675), (220, 142305), (265, 118140), (275, 113844), (300, 104357), (318, 98450), (330, 94870), (358, 87450), (530, 59070), (537, 58300), (550, 56922), (583, 53700), (636, 49225), (660, 47435), (716, 43725), (795, 39380), (825, 37948), (895, 34980), (1060, 29535), (1074, 29150), (1100, 28461), (1166, 26850), (1325, 23628), (1590, 19690), (1650, 18974), (1749, 17900), (1790, 17490), (1969, 15900), (2148, 14575), (2332, 13425), (2650, 11814), (2685, 11660), (2915, 10740), (3180, 9845), (3300, 9487), (3498, 8950), (3580, 8745), (3938, 7950), (3975, 7876), (4475, 6996), (5300, 5907), (5370, 5830)]