2768220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^3$

素因数の和:61

約数の個数: 144

約数和(自身を含む): 10395840

約数和(自身を除く): 7627620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 169, 180, 182, 195, 210, 234, 252, 260, 273, 315, 338, 364, 390, 420, 455, 468, 507, 546, 585, 630, 676, 780, 819, 845, 910, 1014, 1092, 1170, 1183, 1260, 1365, 1521, 1638, 1690, 1820, 2028, 2197, 2340, 2366, 2535, 2730, 3042, 3276, 3380, 3549, 4095, 4394, 4732, 5070, 5460, 5915, 6084, 6591, 7098, 7605, 8190, 8788, 10140, 10647, 10985, 11830, 13182, 14196, 15210, 15379, 16380, 17745, 19773, 21294, 21970, 23660, 26364, 30420, 30758, 32955, 35490, 39546, 42588, 43940, 46137, 53235, 61516, 65910, 70980, 76895, 79092, 92274, 98865, 106470, 131820, 138411, 153790, 184548, 197730, 212940, 230685, 276822, 307580, 395460, 461370, 553644, 692055, 922740, 1384110, 2768220]

約数ペア:

[(1, 2768220), (2, 1384110), (3, 922740), (4, 692055), (5, 553644), (6, 461370), (7, 395460), (9, 307580), (10, 276822), (12, 230685), (13, 212940), (14, 197730), (15, 184548), (18, 153790), (20, 138411), (21, 131820), (26, 106470), (28, 98865), (30, 92274), (35, 79092), (36, 76895), (39, 70980), (42, 65910), (45, 61516), (52, 53235), (60, 46137), (63, 43940), (65, 42588), (70, 39546), (78, 35490), (84, 32955), (90, 30758), (91, 30420), (105, 26364), (117, 23660), (126, 21970), (130, 21294), (140, 19773), (156, 17745), (169, 16380), (180, 15379), (182, 15210), (195, 14196), (210, 13182), (234, 11830), (252, 10985), (260, 10647), (273, 10140), (315, 8788), (338, 8190), (364, 7605), (390, 7098), (420, 6591), (455, 6084), (468, 5915), (507, 5460), (546, 5070), (585, 4732), (630, 4394), (676, 4095), (780, 3549), (819, 3380), (845, 3276), (910, 3042), (1014, 2730), (1092, 2535), (1170, 2366), (1183, 2340), (1260, 2197), (1365, 2028), (1521, 1820), (1638, 1690)]