1916460

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^2$

素因数の和:54

約数の個数: 180

約数和(自身を含む): 7440048

約数和(自身を除く): 5523588

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 169, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 338, 351, 364, 378, 390, 405, 420, 455, 468, 507, 540, 546, 567, 585, 630, 676, 702, 756, 780, 810, 819, 845, 910, 945, 1014, 1053, 1092, 1134, 1170, 1183, 1260, 1365, 1404, 1521, 1620, 1638, 1690, 1755, 1820, 1890, 2028, 2106, 2268, 2340, 2366, 2457, 2535, 2730, 2835, 3042, 3276, 3380, 3510, 3549, 3780, 4095, 4212, 4563, 4732, 4914, 5070, 5265, 5460, 5670, 5915, 6084, 7020, 7098, 7371, 7605, 8190, 9126, 9828, 10140, 10530, 10647, 11340, 11830, 12285, 13689, 14196, 14742, 15210, 16380, 17745, 18252, 21060, 21294, 22815, 23660, 24570, 27378, 29484, 30420, 31941, 35490, 36855, 42588, 45630, 49140, 53235, 54756, 63882, 68445, 70980, 73710, 91260, 95823, 106470, 127764, 136890, 147420, 159705, 191646, 212940, 273780, 319410, 383292, 479115, 638820, 958230, 1916460]

約数ペア:

[(1, 1916460), (2, 958230), (3, 638820), (4, 479115), (5, 383292), (6, 319410), (7, 273780), (9, 212940), (10, 191646), (12, 159705), (13, 147420), (14, 136890), (15, 127764), (18, 106470), (20, 95823), (21, 91260), (26, 73710), (27, 70980), (28, 68445), (30, 63882), (35, 54756), (36, 53235), (39, 49140), (42, 45630), (45, 42588), (52, 36855), (54, 35490), (60, 31941), (63, 30420), (65, 29484), (70, 27378), (78, 24570), (81, 23660), (84, 22815), (90, 21294), (91, 21060), (105, 18252), (108, 17745), (117, 16380), (126, 15210), (130, 14742), (135, 14196), (140, 13689), (156, 12285), (162, 11830), (169, 11340), (180, 10647), (182, 10530), (189, 10140), (195, 9828), (210, 9126), (234, 8190), (252, 7605), (260, 7371), (270, 7098), (273, 7020), (315, 6084), (324, 5915), (338, 5670), (351, 5460), (364, 5265), (378, 5070), (390, 4914), (405, 4732), (420, 4563), (455, 4212), (468, 4095), (507, 3780), (540, 3549), (546, 3510), (567, 3380), (585, 3276), (630, 3042), (676, 2835), (702, 2730), (756, 2535), (780, 2457), (810, 2366), (819, 2340), (845, 2268), (910, 2106), (945, 2028), (1014, 1890), (1053, 1820), (1092, 1755), (1134, 1690), (1170, 1638), (1183, 1620), (1260, 1521), (1365, 1404)]