261076788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{2267}}^1$

素因数の和:2741

約数の個数: 72

約数和(自身を含む): 756205632

約数和(自身を除く): 495128844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 457, 914, 1371, 1828, 2267, 2742, 3199, 4113, 4534, 5484, 6398, 6801, 8226, 9068, 9597, 12796, 13602, 15869, 16452, 19194, 20403, 27204, 28791, 31738, 38388, 40806, 47607, 57582, 63476, 81612, 95214, 115164, 142821, 190428, 285642, 571284, 1036019, 2072038, 3108057, 4144076, 6216114, 7252133, 9324171, 12432228, 14504266, 18648342, 21756399, 29008532, 37296684, 43512798, 65269197, 87025596, 130538394, 261076788]

約数ペア:

[(1, 261076788), (2, 130538394), (3, 87025596), (4, 65269197), (6, 43512798), (7, 37296684), (9, 29008532), (12, 21756399), (14, 18648342), (18, 14504266), (21, 12432228), (28, 9324171), (36, 7252133), (42, 6216114), (63, 4144076), (84, 3108057), (126, 2072038), (252, 1036019), (457, 571284), (914, 285642), (1371, 190428), (1828, 142821), (2267, 115164), (2742, 95214), (3199, 81612), (4113, 63476), (4534, 57582), (5484, 47607), (6398, 40806), (6801, 38388), (8226, 31738), (9068, 28791), (9597, 27204), (12796, 20403), (13602, 19194), (15869, 16452)]