279623988

素因数分解:

$2^2\times 3^6\times 7^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:158

約数の個数: 252

約数和(自身を含む): 907102560

約数和(自身を除く): 627478572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 49, 54, 57, 63, 76, 81, 84, 98, 103, 108, 114, 126, 133, 147, 162, 171, 189, 196, 206, 228, 243, 252, 266, 294, 309, 324, 342, 378, 399, 412, 441, 486, 513, 532, 567, 588, 618, 684, 721, 729, 756, 798, 882, 927, 931, 972, 1026, 1134, 1197, 1236, 1323, 1442, 1458, 1539, 1596, 1701, 1764, 1854, 1862, 1957, 2052, 2163, 2268, 2394, 2646, 2781, 2793, 2884, 2916, 3078, 3402, 3591, 3708, 3724, 3914, 3969, 4326, 4617, 4788, 5047, 5103, 5292, 5562, 5586, 5871, 6156, 6489, 6804, 7182, 7828, 7938, 8343, 8379, 8652, 9234, 10094, 10206, 10773, 11124, 11172, 11742, 11907, 12978, 13699, 13851, 14364, 15141, 15876, 16686, 16758, 17613, 18468, 19467, 20188, 20412, 21546, 23484, 23814, 25029, 25137, 25956, 27398, 27702, 30282, 32319, 33372, 33516, 35226, 35721, 38934, 41097, 43092, 45423, 47628, 50058, 50274, 52839, 54796, 55404, 58401, 60564, 64638, 70452, 71442, 75087, 75411, 77868, 82194, 90846, 95893, 96957, 100116, 100548, 105678, 116802, 123291, 129276, 136269, 142884, 150174, 150822, 158517, 164388, 175203, 181692, 191786, 193914, 211356, 226233, 233604, 246582, 272538, 287679, 300348, 301644, 317034, 350406, 369873, 383572, 387828, 408807, 452466, 475551, 493164, 525609, 545076, 575358, 634068, 678699, 700812, 739746, 817614, 863037, 904932, 951102, 1051218, 1109619, 1150716, 1226421, 1357398, 1426653, 1479492, 1635228, 1726074, 1902204, 2102436, 2219238, 2452842, 2589111, 2714796, 2853306, 3328857, 3452148, 3679263, 4438476, 4905684, 5178222, 5706612, 6657714, 7358526, 7767333, 9986571, 10356444, 13315428, 14717052, 15534666, 19973142, 23301999, 31069332, 39946284, 46603998, 69905997, 93207996, 139811994, 279623988]

約数ペア:

[(1, 279623988), (2, 139811994), (3, 93207996), (4, 69905997), (6, 46603998), (7, 39946284), (9, 31069332), (12, 23301999), (14, 19973142), (18, 15534666), (19, 14717052), (21, 13315428), (27, 10356444), (28, 9986571), (36, 7767333), (38, 7358526), (42, 6657714), (49, 5706612), (54, 5178222), (57, 4905684), (63, 4438476), (76, 3679263), (81, 3452148), (84, 3328857), (98, 2853306), (103, 2714796), (108, 2589111), (114, 2452842), (126, 2219238), (133, 2102436), (147, 1902204), (162, 1726074), (171, 1635228), (189, 1479492), (196, 1426653), (206, 1357398), (228, 1226421), (243, 1150716), (252, 1109619), (266, 1051218), (294, 951102), (309, 904932), (324, 863037), (342, 817614), (378, 739746), (399, 700812), (412, 678699), (441, 634068), (486, 575358), (513, 545076), (532, 525609), (567, 493164), (588, 475551), (618, 452466), (684, 408807), (721, 387828), (729, 383572), (756, 369873), (798, 350406), (882, 317034), (927, 301644), (931, 300348), (972, 287679), (1026, 272538), (1134, 246582), (1197, 233604), (1236, 226233), (1323, 211356), (1442, 193914), (1458, 191786), (1539, 181692), (1596, 175203), (1701, 164388), (1764, 158517), (1854, 150822), (1862, 150174), (1957, 142884), (2052, 136269), (2163, 129276), (2268, 123291), (2394, 116802), (2646, 105678), (2781, 100548), (2793, 100116), (2884, 96957), (2916, 95893), (3078, 90846), (3402, 82194), (3591, 77868), (3708, 75411), (3724, 75087), (3914, 71442), (3969, 70452), (4326, 64638), (4617, 60564), (4788, 58401), (5047, 55404), (5103, 54796), (5292, 52839), (5562, 50274), (5586, 50058), (5871, 47628), (6156, 45423), (6489, 43092), (6804, 41097), (7182, 38934), (7828, 35721), (7938, 35226), (8343, 33516), (8379, 33372), (8652, 32319), (9234, 30282), (10094, 27702), (10206, 27398), (10773, 25956), (11124, 25137), (11172, 25029), (11742, 23814), (11907, 23484), (12978, 21546), (13699, 20412), (13851, 20188), (14364, 19467), (15141, 18468), (15876, 17613), (16686, 16758)]