220270428

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:266

約数の個数: 240

約数和(自身を含む): 724489920

約数和(自身を除く): 504219492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 29, 34, 36, 42, 51, 54, 58, 63, 68, 81, 84, 87, 102, 108, 116, 119, 126, 153, 162, 174, 189, 197, 203, 204, 238, 252, 261, 306, 324, 348, 357, 378, 394, 406, 459, 476, 493, 522, 567, 591, 609, 612, 714, 756, 783, 788, 812, 918, 986, 1044, 1071, 1134, 1182, 1218, 1377, 1379, 1428, 1479, 1566, 1773, 1827, 1836, 1972, 2142, 2268, 2349, 2364, 2436, 2754, 2758, 2958, 3132, 3213, 3349, 3451, 3546, 3654, 4137, 4284, 4437, 4698, 5319, 5481, 5508, 5516, 5713, 5916, 6426, 6698, 6902, 7092, 7308, 8274, 8874, 9396, 9639, 10047, 10353, 10638, 10962, 11426, 12411, 12852, 13311, 13396, 13804, 15957, 16443, 16548, 17139, 17748, 19278, 20094, 20706, 21276, 21924, 22852, 23443, 24822, 26622, 30141, 31059, 31914, 32886, 34278, 37233, 38556, 39933, 39991, 40188, 41412, 46886, 49644, 51417, 53244, 60282, 62118, 63828, 65772, 68556, 70329, 74466, 79866, 79982, 90423, 93177, 93772, 97121, 102834, 111699, 119973, 120564, 124236, 140658, 148932, 154251, 159732, 159964, 180846, 186354, 194242, 205668, 210987, 223398, 239946, 271269, 279531, 281316, 291363, 308502, 359919, 361692, 372708, 388484, 421974, 446796, 462753, 479892, 542538, 559062, 582726, 617004, 632961, 679847, 719838, 843948, 874089, 925506, 1079757, 1085076, 1118124, 1165452, 1265922, 1359694, 1439676, 1748178, 1851012, 1898883, 2039541, 2159514, 2531844, 2622267, 2719388, 3239271, 3496356, 3797766, 4079082, 4319028, 5244534, 6118623, 6478542, 7595532, 7866801, 8158164, 10489068, 12237246, 12957084, 15733602, 18355869, 24474492, 31467204, 36711738, 55067607, 73423476, 110135214, 220270428]

約数ペア:

[(1, 220270428), (2, 110135214), (3, 73423476), (4, 55067607), (6, 36711738), (7, 31467204), (9, 24474492), (12, 18355869), (14, 15733602), (17, 12957084), (18, 12237246), (21, 10489068), (27, 8158164), (28, 7866801), (29, 7595532), (34, 6478542), (36, 6118623), (42, 5244534), (51, 4319028), (54, 4079082), (58, 3797766), (63, 3496356), (68, 3239271), (81, 2719388), (84, 2622267), (87, 2531844), (102, 2159514), (108, 2039541), (116, 1898883), (119, 1851012), (126, 1748178), (153, 1439676), (162, 1359694), (174, 1265922), (189, 1165452), (197, 1118124), (203, 1085076), (204, 1079757), (238, 925506), (252, 874089), (261, 843948), (306, 719838), (324, 679847), (348, 632961), (357, 617004), (378, 582726), (394, 559062), (406, 542538), (459, 479892), (476, 462753), (493, 446796), (522, 421974), (567, 388484), (591, 372708), (609, 361692), (612, 359919), (714, 308502), (756, 291363), (783, 281316), (788, 279531), (812, 271269), (918, 239946), (986, 223398), (1044, 210987), (1071, 205668), (1134, 194242), (1182, 186354), (1218, 180846), (1377, 159964), (1379, 159732), (1428, 154251), (1479, 148932), (1566, 140658), (1773, 124236), (1827, 120564), (1836, 119973), (1972, 111699), (2142, 102834), (2268, 97121), (2349, 93772), (2364, 93177), (2436, 90423), (2754, 79982), (2758, 79866), (2958, 74466), (3132, 70329), (3213, 68556), (3349, 65772), (3451, 63828), (3546, 62118), (3654, 60282), (4137, 53244), (4284, 51417), (4437, 49644), (4698, 46886), (5319, 41412), (5481, 40188), (5508, 39991), (5516, 39933), (5713, 38556), (5916, 37233), (6426, 34278), (6698, 32886), (6902, 31914), (7092, 31059), (7308, 30141), (8274, 26622), (8874, 24822), (9396, 23443), (9639, 22852), (10047, 21924), (10353, 21276), (10638, 20706), (10962, 20094), (11426, 19278), (12411, 17748), (12852, 17139), (13311, 16548), (13396, 16443), (13804, 15957)]