205128840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{4139}}^1$

素因数の和:4219

約数の個数: 128

約数和(自身を含む): 715392000

約数和(自身を除く): 510263160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 59, 60, 70, 84, 105, 118, 120, 140, 168, 177, 210, 236, 280, 295, 354, 413, 420, 472, 590, 708, 826, 840, 885, 1180, 1239, 1416, 1652, 1770, 2065, 2360, 2478, 3304, 3540, 4130, 4139, 4956, 6195, 7080, 8260, 8278, 9912, 12390, 12417, 16520, 16556, 20695, 24780, 24834, 28973, 33112, 41390, 49560, 49668, 57946, 62085, 82780, 86919, 99336, 115892, 124170, 144865, 165560, 173838, 231784, 244201, 248340, 289730, 347676, 434595, 488402, 496680, 579460, 695352, 732603, 869190, 976804, 1158920, 1221005, 1465206, 1709407, 1738380, 1953608, 2442010, 2930412, 3418814, 3476760, 3663015, 4884020, 5128221, 5860824, 6837628, 7326030, 8547035, 9768040, 10256442, 13675256, 14652060, 17094070, 20512884, 25641105, 29304120, 34188140, 41025768, 51282210, 68376280, 102564420, 205128840]

約数ペア:

[(1, 205128840), (2, 102564420), (3, 68376280), (4, 51282210), (5, 41025768), (6, 34188140), (7, 29304120), (8, 25641105), (10, 20512884), (12, 17094070), (14, 14652060), (15, 13675256), (20, 10256442), (21, 9768040), (24, 8547035), (28, 7326030), (30, 6837628), (35, 5860824), (40, 5128221), (42, 4884020), (56, 3663015), (59, 3476760), (60, 3418814), (70, 2930412), (84, 2442010), (105, 1953608), (118, 1738380), (120, 1709407), (140, 1465206), (168, 1221005), (177, 1158920), (210, 976804), (236, 869190), (280, 732603), (295, 695352), (354, 579460), (413, 496680), (420, 488402), (472, 434595), (590, 347676), (708, 289730), (826, 248340), (840, 244201), (885, 231784), (1180, 173838), (1239, 165560), (1416, 144865), (1652, 124170), (1770, 115892), (2065, 99336), (2360, 86919), (2478, 82780), (3304, 62085), (3540, 57946), (4130, 49668), (4139, 49560), (4956, 41390), (6195, 33112), (7080, 28973), (8260, 24834), (8278, 24780), (9912, 20695), (12390, 16556), (12417, 16520)]