217439600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{983}}^1$

素因数の和:1087

約数の個数: 120

約数和(自身を含む): 605199360

約数和(自身を除く): 387759760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 79, 80, 100, 112, 140, 158, 175, 200, 280, 316, 350, 395, 400, 553, 560, 632, 700, 790, 983, 1106, 1264, 1400, 1580, 1966, 1975, 2212, 2765, 2800, 3160, 3932, 3950, 4424, 4915, 5530, 6320, 6881, 7864, 7900, 8848, 9830, 11060, 13762, 13825, 15728, 15800, 19660, 22120, 24575, 27524, 27650, 31600, 34405, 39320, 44240, 49150, 55048, 55300, 68810, 77657, 78640, 98300, 110096, 110600, 137620, 155314, 172025, 196600, 221200, 275240, 310628, 344050, 388285, 393200, 543599, 550480, 621256, 688100, 776570, 1087198, 1242512, 1376200, 1553140, 1941425, 2174396, 2717995, 2752400, 3106280, 3882850, 4348792, 5435990, 6212560, 7765700, 8697584, 10871980, 13589975, 15531400, 21743960, 27179950, 31062800, 43487920, 54359900, 108719800, 217439600]

約数ペア:

[(1, 217439600), (2, 108719800), (4, 54359900), (5, 43487920), (7, 31062800), (8, 27179950), (10, 21743960), (14, 15531400), (16, 13589975), (20, 10871980), (25, 8697584), (28, 7765700), (35, 6212560), (40, 5435990), (50, 4348792), (56, 3882850), (70, 3106280), (79, 2752400), (80, 2717995), (100, 2174396), (112, 1941425), (140, 1553140), (158, 1376200), (175, 1242512), (200, 1087198), (280, 776570), (316, 688100), (350, 621256), (395, 550480), (400, 543599), (553, 393200), (560, 388285), (632, 344050), (700, 310628), (790, 275240), (983, 221200), (1106, 196600), (1264, 172025), (1400, 155314), (1580, 137620), (1966, 110600), (1975, 110096), (2212, 98300), (2765, 78640), (2800, 77657), (3160, 68810), (3932, 55300), (3950, 55048), (4424, 49150), (4915, 44240), (5530, 39320), (6320, 34405), (6881, 31600), (7864, 27650), (7900, 27524), (8848, 24575), (9830, 22120), (11060, 19660), (13762, 15800), (13825, 15728)]