218800680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:448

約数の個数: 192

約数和(自身を含む): 772208640

約数和(自身を除く): 553407960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 127, 140, 147, 168, 196, 210, 245, 254, 280, 293, 294, 381, 392, 420, 490, 508, 586, 588, 635, 735, 762, 840, 879, 889, 980, 1016, 1172, 1176, 1270, 1465, 1470, 1524, 1758, 1778, 1905, 1960, 2051, 2344, 2540, 2667, 2930, 2940, 3048, 3516, 3556, 3810, 4102, 4395, 4445, 5080, 5334, 5860, 5880, 6153, 6223, 7032, 7112, 7620, 8204, 8790, 8890, 10255, 10668, 11720, 12306, 12446, 13335, 14357, 15240, 16408, 17580, 17780, 18669, 20510, 21336, 24612, 24892, 26670, 28714, 30765, 31115, 35160, 35560, 37211, 37338, 41020, 43071, 49224, 49784, 53340, 57428, 61530, 62230, 71785, 74422, 74676, 82040, 86142, 93345, 106680, 111633, 114856, 123060, 124460, 143570, 148844, 149352, 172284, 186055, 186690, 215355, 223266, 246120, 248920, 260477, 287140, 297688, 344568, 372110, 373380, 430710, 446532, 520954, 558165, 574280, 744220, 746760, 781431, 861420, 893064, 1041908, 1116330, 1302385, 1488440, 1562862, 1722840, 1823339, 2083816, 2232660, 2604770, 3125724, 3646678, 3907155, 4465320, 5209540, 5470017, 6251448, 7293356, 7814310, 9116695, 10419080, 10940034, 14586712, 15628620, 18233390, 21880068, 27350085, 31257240, 36466780, 43760136, 54700170, 72933560, 109400340, 218800680]

約数ペア:

[(1, 218800680), (2, 109400340), (3, 72933560), (4, 54700170), (5, 43760136), (6, 36466780), (7, 31257240), (8, 27350085), (10, 21880068), (12, 18233390), (14, 15628620), (15, 14586712), (20, 10940034), (21, 10419080), (24, 9116695), (28, 7814310), (30, 7293356), (35, 6251448), (40, 5470017), (42, 5209540), (49, 4465320), (56, 3907155), (60, 3646678), (70, 3125724), (84, 2604770), (98, 2232660), (105, 2083816), (120, 1823339), (127, 1722840), (140, 1562862), (147, 1488440), (168, 1302385), (196, 1116330), (210, 1041908), (245, 893064), (254, 861420), (280, 781431), (293, 746760), (294, 744220), (381, 574280), (392, 558165), (420, 520954), (490, 446532), (508, 430710), (586, 373380), (588, 372110), (635, 344568), (735, 297688), (762, 287140), (840, 260477), (879, 248920), (889, 246120), (980, 223266), (1016, 215355), (1172, 186690), (1176, 186055), (1270, 172284), (1465, 149352), (1470, 148844), (1524, 143570), (1758, 124460), (1778, 123060), (1905, 114856), (1960, 111633), (2051, 106680), (2344, 93345), (2540, 86142), (2667, 82040), (2930, 74676), (2940, 74422), (3048, 71785), (3516, 62230), (3556, 61530), (3810, 57428), (4102, 53340), (4395, 49784), (4445, 49224), (5080, 43071), (5334, 41020), (5860, 37338), (5880, 37211), (6153, 35560), (6223, 35160), (7032, 31115), (7112, 30765), (7620, 28714), (8204, 26670), (8790, 24892), (8890, 24612), (10255, 21336), (10668, 20510), (11720, 18669), (12306, 17780), (12446, 17580), (13335, 16408), (14357, 15240)]