30975700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 86244480

約数和(自身を除く): 55268780

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 25, 28, 34, 35, 38, 50, 68, 70, 76, 85, 95, 100, 119, 133, 137, 140, 170, 175, 190, 238, 266, 274, 323, 340, 350, 380, 425, 475, 476, 532, 548, 595, 646, 665, 685, 700, 850, 950, 959, 1190, 1292, 1330, 1370, 1615, 1700, 1900, 1918, 2261, 2329, 2380, 2603, 2660, 2740, 2975, 3230, 3325, 3425, 3836, 4522, 4658, 4795, 5206, 5950, 6460, 6650, 6850, 8075, 9044, 9316, 9590, 10412, 11305, 11645, 11900, 13015, 13300, 13700, 16150, 16303, 18221, 19180, 22610, 23290, 23975, 26030, 32300, 32606, 36442, 44251, 45220, 46580, 47950, 52060, 56525, 58225, 65075, 65212, 72884, 81515, 88502, 91105, 95900, 113050, 116450, 130150, 163030, 177004, 182210, 221255, 226100, 232900, 260300, 309757, 326060, 364420, 407575, 442510, 455525, 619514, 815150, 885020, 911050, 1106275, 1239028, 1548785, 1630300, 1822100, 2212550, 3097570, 4425100, 6195140, 7743925, 15487850, 30975700]

約数ペア:

[(1, 30975700), (2, 15487850), (4, 7743925), (5, 6195140), (7, 4425100), (10, 3097570), (14, 2212550), (17, 1822100), (19, 1630300), (20, 1548785), (25, 1239028), (28, 1106275), (34, 911050), (35, 885020), (38, 815150), (50, 619514), (68, 455525), (70, 442510), (76, 407575), (85, 364420), (95, 326060), (100, 309757), (119, 260300), (133, 232900), (137, 226100), (140, 221255), (170, 182210), (175, 177004), (190, 163030), (238, 130150), (266, 116450), (274, 113050), (323, 95900), (340, 91105), (350, 88502), (380, 81515), (425, 72884), (475, 65212), (476, 65075), (532, 58225), (548, 56525), (595, 52060), (646, 47950), (665, 46580), (685, 45220), (700, 44251), (850, 36442), (950, 32606), (959, 32300), (1190, 26030), (1292, 23975), (1330, 23290), (1370, 22610), (1615, 19180), (1700, 18221), (1900, 16303), (1918, 16150), (2261, 13700), (2329, 13300), (2380, 13015), (2603, 11900), (2660, 11645), (2740, 11305), (2975, 10412), (3230, 9590), (3325, 9316), (3425, 9044), (3836, 8075), (4522, 6850), (4658, 6650), (4795, 6460), (5206, 5950)]