401306556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:380

約数の個数: 144

約数和(自身を含む): 1159703552

約数和(自身を除く): 758396996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 61, 68, 84, 102, 119, 122, 183, 204, 238, 244, 271, 289, 357, 366, 427, 476, 542, 578, 714, 732, 813, 854, 867, 1037, 1084, 1156, 1281, 1428, 1626, 1708, 1734, 1897, 2023, 2074, 2562, 3111, 3252, 3468, 3794, 4046, 4148, 4607, 5124, 5691, 6069, 6222, 7259, 7588, 8092, 9214, 11382, 12138, 12444, 13821, 14518, 16531, 17629, 18428, 21777, 22764, 24276, 27642, 29036, 32249, 33062, 35258, 43554, 49593, 52887, 55284, 64498, 66124, 70516, 78319, 87108, 96747, 99186, 105774, 115717, 123403, 128996, 156638, 193494, 198372, 211548, 231434, 234957, 246806, 281027, 313276, 347151, 370209, 386988, 462868, 469914, 493612, 548233, 562054, 694302, 740418, 843081, 939828, 1096466, 1124108, 1388604, 1480836, 1644699, 1686162, 1967189, 2192932, 3289398, 3372324, 3934378, 4777459, 5901567, 6578796, 7868756, 9554918, 11803134, 14332377, 19109836, 23606268, 28664754, 33442213, 57329508, 66884426, 100326639, 133768852, 200653278, 401306556]

約数ペア:

[(1, 401306556), (2, 200653278), (3, 133768852), (4, 100326639), (6, 66884426), (7, 57329508), (12, 33442213), (14, 28664754), (17, 23606268), (21, 19109836), (28, 14332377), (34, 11803134), (42, 9554918), (51, 7868756), (61, 6578796), (68, 5901567), (84, 4777459), (102, 3934378), (119, 3372324), (122, 3289398), (183, 2192932), (204, 1967189), (238, 1686162), (244, 1644699), (271, 1480836), (289, 1388604), (357, 1124108), (366, 1096466), (427, 939828), (476, 843081), (542, 740418), (578, 694302), (714, 562054), (732, 548233), (813, 493612), (854, 469914), (867, 462868), (1037, 386988), (1084, 370209), (1156, 347151), (1281, 313276), (1428, 281027), (1626, 246806), (1708, 234957), (1734, 231434), (1897, 211548), (2023, 198372), (2074, 193494), (2562, 156638), (3111, 128996), (3252, 123403), (3468, 115717), (3794, 105774), (4046, 99186), (4148, 96747), (4607, 87108), (5124, 78319), (5691, 70516), (6069, 66124), (6222, 64498), (7259, 55284), (7588, 52887), (8092, 49593), (9214, 43554), (11382, 35258), (12138, 33062), (12444, 32249), (13821, 29036), (14518, 27642), (16531, 24276), (17629, 22764), (18428, 21777)]