164531220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:510

約数の個数: 144

約数和(自身を含む): 540546048

約数和(自身を除く): 376014828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 191, 196, 210, 245, 293, 294, 382, 420, 490, 573, 586, 588, 735, 764, 879, 955, 980, 1146, 1172, 1337, 1465, 1470, 1758, 1910, 2051, 2292, 2674, 2865, 2930, 2940, 3516, 3820, 4011, 4102, 4395, 5348, 5730, 5860, 6153, 6685, 8022, 8204, 8790, 9359, 10255, 11460, 12306, 13370, 14357, 16044, 17580, 18718, 20055, 20510, 24612, 26740, 28077, 28714, 30765, 37436, 40110, 41020, 43071, 46795, 55963, 56154, 57428, 61530, 71785, 80220, 86142, 93590, 111926, 112308, 123060, 140385, 143570, 167889, 172284, 187180, 215355, 223852, 279815, 280770, 287140, 335778, 391741, 430710, 559630, 561540, 671556, 783482, 839445, 861420, 1119260, 1175223, 1566964, 1678890, 1958705, 2350446, 2742187, 3357780, 3917410, 4700892, 5484374, 5876115, 7834820, 8226561, 10968748, 11752230, 13710935, 16453122, 23504460, 27421870, 32906244, 41132805, 54843740, 82265610, 164531220]

約数ペア:

[(1, 164531220), (2, 82265610), (3, 54843740), (4, 41132805), (5, 32906244), (6, 27421870), (7, 23504460), (10, 16453122), (12, 13710935), (14, 11752230), (15, 10968748), (20, 8226561), (21, 7834820), (28, 5876115), (30, 5484374), (35, 4700892), (42, 3917410), (49, 3357780), (60, 2742187), (70, 2350446), (84, 1958705), (98, 1678890), (105, 1566964), (140, 1175223), (147, 1119260), (191, 861420), (196, 839445), (210, 783482), (245, 671556), (293, 561540), (294, 559630), (382, 430710), (420, 391741), (490, 335778), (573, 287140), (586, 280770), (588, 279815), (735, 223852), (764, 215355), (879, 187180), (955, 172284), (980, 167889), (1146, 143570), (1172, 140385), (1337, 123060), (1465, 112308), (1470, 111926), (1758, 93590), (1910, 86142), (2051, 80220), (2292, 71785), (2674, 61530), (2865, 57428), (2930, 56154), (2940, 55963), (3516, 46795), (3820, 43071), (4011, 41020), (4102, 40110), (4395, 37436), (5348, 30765), (5730, 28714), (5860, 28077), (6153, 26740), (6685, 24612), (8022, 20510), (8204, 20055), (8790, 18718), (9359, 17580), (10255, 16044), (11460, 14357), (12306, 13370)]