2874690

素因数分解:

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

素因数の和:55

約数の個数: 144

約数和(自身を含む): 9592128

約数和(自身を除く): 6717438

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 78, 81, 90, 91, 105, 117, 126, 130, 135, 162, 169, 182, 189, 195, 210, 234, 243, 270, 273, 315, 338, 351, 378, 390, 405, 455, 486, 507, 546, 567, 585, 630, 702, 810, 819, 845, 910, 945, 1014, 1053, 1134, 1170, 1183, 1215, 1365, 1521, 1638, 1690, 1701, 1755, 1890, 2106, 2366, 2430, 2457, 2535, 2730, 2835, 3042, 3159, 3402, 3510, 3549, 4095, 4563, 4914, 5070, 5265, 5670, 5915, 6318, 7098, 7371, 7605, 8190, 8505, 9126, 10530, 10647, 11830, 12285, 13689, 14742, 15210, 15795, 17010, 17745, 21294, 22113, 22815, 24570, 27378, 31590, 31941, 35490, 36855, 41067, 44226, 45630, 53235, 63882, 68445, 73710, 82134, 95823, 106470, 110565, 136890, 159705, 191646, 205335, 221130, 287469, 319410, 410670, 479115, 574938, 958230, 1437345, 2874690]

約数ペア:

[(1, 2874690), (2, 1437345), (3, 958230), (5, 574938), (6, 479115), (7, 410670), (9, 319410), (10, 287469), (13, 221130), (14, 205335), (15, 191646), (18, 159705), (21, 136890), (26, 110565), (27, 106470), (30, 95823), (35, 82134), (39, 73710), (42, 68445), (45, 63882), (54, 53235), (63, 45630), (65, 44226), (70, 41067), (78, 36855), (81, 35490), (90, 31941), (91, 31590), (105, 27378), (117, 24570), (126, 22815), (130, 22113), (135, 21294), (162, 17745), (169, 17010), (182, 15795), (189, 15210), (195, 14742), (210, 13689), (234, 12285), (243, 11830), (270, 10647), (273, 10530), (315, 9126), (338, 8505), (351, 8190), (378, 7605), (390, 7371), (405, 7098), (455, 6318), (486, 5915), (507, 5670), (546, 5265), (567, 5070), (585, 4914), (630, 4563), (702, 4095), (810, 3549), (819, 3510), (845, 3402), (910, 3159), (945, 3042), (1014, 2835), (1053, 2730), (1134, 2535), (1170, 2457), (1183, 2430), (1215, 2366), (1365, 2106), (1521, 1890), (1638, 1755), (1690, 1701)]