140621040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{27901}}^1$

素因数の和:27927

約数の個数: 120

約数和(自身を含む): 539736288

約数和(自身を除く): 399115248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 27901, 55802, 83703, 111604, 139505, 167406, 195307, 223208, 251109, 279010, 334812, 390614, 418515, 446416, 502218, 558020, 585921, 669624, 781228, 837030, 976535, 1004436, 1116040, 1171842, 1255545, 1339248, 1562456, 1674060, 1757763, 1953070, 2008872, 2232080, 2343684, 2511090, 2929605, 3124912, 3348120, 3515526, 3906140, 4017744, 4687368, 5022180, 5859210, 6696240, 7031052, 7812280, 8788815, 9374736, 10044360, 11718420, 14062104, 15624560, 17577630, 20088720, 23436840, 28124208, 35155260, 46873680, 70310520, 140621040]

約数ペア:

[(1, 140621040), (2, 70310520), (3, 46873680), (4, 35155260), (5, 28124208), (6, 23436840), (7, 20088720), (8, 17577630), (9, 15624560), (10, 14062104), (12, 11718420), (14, 10044360), (15, 9374736), (16, 8788815), (18, 7812280), (20, 7031052), (21, 6696240), (24, 5859210), (28, 5022180), (30, 4687368), (35, 4017744), (36, 3906140), (40, 3515526), (42, 3348120), (45, 3124912), (48, 2929605), (56, 2511090), (60, 2343684), (63, 2232080), (70, 2008872), (72, 1953070), (80, 1757763), (84, 1674060), (90, 1562456), (105, 1339248), (112, 1255545), (120, 1171842), (126, 1116040), (140, 1004436), (144, 976535), (168, 837030), (180, 781228), (210, 669624), (240, 585921), (252, 558020), (280, 502218), (315, 446416), (336, 418515), (360, 390614), (420, 334812), (504, 279010), (560, 251109), (630, 223208), (720, 195307), (840, 167406), (1008, 139505), (1260, 111604), (1680, 83703), (2520, 55802), (5040, 27901)]