250287800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:206

約数の個数: 192

約数和(自身を含む): 704716800

約数和(自身を除く): 454429000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 73, 79, 100, 124, 140, 146, 155, 158, 175, 200, 217, 248, 280, 292, 310, 316, 350, 365, 395, 434, 511, 553, 584, 620, 632, 700, 730, 775, 790, 868, 1022, 1085, 1106, 1240, 1400, 1460, 1550, 1580, 1736, 1825, 1975, 2044, 2170, 2212, 2263, 2449, 2555, 2765, 2920, 3100, 3160, 3650, 3950, 4088, 4340, 4424, 4526, 4898, 5110, 5425, 5530, 5767, 6200, 7300, 7900, 8680, 9052, 9796, 10220, 10850, 11060, 11315, 11534, 12245, 12775, 13825, 14600, 15800, 15841, 17143, 18104, 19592, 20440, 21700, 22120, 22630, 23068, 24490, 25550, 27650, 28835, 31682, 34286, 40369, 43400, 45260, 46136, 48980, 51100, 55300, 56575, 57670, 61225, 63364, 68572, 79205, 80738, 85715, 90520, 97960, 102200, 110600, 113150, 115340, 122450, 126728, 137144, 144175, 158410, 161476, 171430, 178777, 201845, 226300, 230680, 244900, 288350, 316820, 322952, 342860, 357554, 396025, 403690, 428575, 452600, 489800, 576700, 633640, 685720, 715108, 792050, 807380, 857150, 893885, 1009225, 1153400, 1251439, 1430216, 1584100, 1614760, 1714300, 1787770, 2018450, 2502878, 3168200, 3428600, 3575540, 4036900, 4469425, 5005756, 6257195, 7151080, 8073800, 8938850, 10011512, 12514390, 17877700, 25028780, 31285975, 35755400, 50057560, 62571950, 125143900, 250287800]

約数ペア:

[(1, 250287800), (2, 125143900), (4, 62571950), (5, 50057560), (7, 35755400), (8, 31285975), (10, 25028780), (14, 17877700), (20, 12514390), (25, 10011512), (28, 8938850), (31, 8073800), (35, 7151080), (40, 6257195), (50, 5005756), (56, 4469425), (62, 4036900), (70, 3575540), (73, 3428600), (79, 3168200), (100, 2502878), (124, 2018450), (140, 1787770), (146, 1714300), (155, 1614760), (158, 1584100), (175, 1430216), (200, 1251439), (217, 1153400), (248, 1009225), (280, 893885), (292, 857150), (310, 807380), (316, 792050), (350, 715108), (365, 685720), (395, 633640), (434, 576700), (511, 489800), (553, 452600), (584, 428575), (620, 403690), (632, 396025), (700, 357554), (730, 342860), (775, 322952), (790, 316820), (868, 288350), (1022, 244900), (1085, 230680), (1106, 226300), (1240, 201845), (1400, 178777), (1460, 171430), (1550, 161476), (1580, 158410), (1736, 144175), (1825, 137144), (1975, 126728), (2044, 122450), (2170, 115340), (2212, 113150), (2263, 110600), (2449, 102200), (2555, 97960), (2765, 90520), (2920, 85715), (3100, 80738), (3160, 79205), (3650, 68572), (3950, 63364), (4088, 61225), (4340, 57670), (4424, 56575), (4526, 55300), (4898, 51100), (5110, 48980), (5425, 46136), (5530, 45260), (5767, 43400), (6200, 40369), (7300, 34286), (7900, 31682), (8680, 28835), (9052, 27650), (9796, 25550), (10220, 24490), (10850, 23068), (11060, 22630), (11315, 22120), (11534, 21700), (12245, 20440), (12775, 19592), (13825, 18104), (14600, 17143), (15800, 15841)]