405958140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{46027}}^1$

素因数の和:46056

約数の個数: 108

約数和(自身を含む): 1432483416

約数和(自身を除く): 1026525276

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 46027, 92054, 138081, 184108, 230135, 276162, 322189, 414243, 460270, 552324, 644378, 690405, 828486, 920540, 966567, 1288756, 1380810, 1610945, 1656972, 1933134, 2071215, 2255323, 2761620, 2899701, 3221890, 3866268, 4142430, 4510646, 4832835, 5799402, 6443780, 6765969, 8284860, 9021292, 9665670, 11276615, 11598804, 13531938, 14498505, 19331340, 20297907, 22553230, 27063876, 28997010, 33829845, 40595814, 45106460, 57994020, 67659690, 81191628, 101489535, 135319380, 202979070, 405958140]

約数ペア:

[(1, 405958140), (2, 202979070), (3, 135319380), (4, 101489535), (5, 81191628), (6, 67659690), (7, 57994020), (9, 45106460), (10, 40595814), (12, 33829845), (14, 28997010), (15, 27063876), (18, 22553230), (20, 20297907), (21, 19331340), (28, 14498505), (30, 13531938), (35, 11598804), (36, 11276615), (42, 9665670), (45, 9021292), (49, 8284860), (60, 6765969), (63, 6443780), (70, 5799402), (84, 4832835), (90, 4510646), (98, 4142430), (105, 3866268), (126, 3221890), (140, 2899701), (147, 2761620), (180, 2255323), (196, 2071215), (210, 1933134), (245, 1656972), (252, 1610945), (294, 1380810), (315, 1288756), (420, 966567), (441, 920540), (490, 828486), (588, 690405), (630, 644378), (735, 552324), (882, 460270), (980, 414243), (1260, 322189), (1470, 276162), (1764, 230135), (2205, 184108), (2940, 138081), (4410, 92054), (8820, 46027)]