28216188

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:79

約数の個数: 288

約数和(自身を含む): 102735360

約数和(自身を除く): 74519172

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 13, 14, 18, 21, 22, 26, 27, 28, 29, 33, 36, 39, 42, 44, 52, 54, 58, 63, 66, 77, 78, 81, 84, 87, 91, 99, 108, 116, 117, 126, 132, 143, 154, 156, 162, 174, 182, 189, 198, 203, 231, 234, 243, 252, 261, 273, 286, 297, 308, 319, 324, 348, 351, 364, 377, 378, 396, 406, 429, 462, 468, 486, 522, 546, 567, 572, 594, 609, 638, 693, 702, 754, 756, 783, 812, 819, 858, 891, 924, 957, 972, 1001, 1044, 1053, 1092, 1131, 1134, 1188, 1218, 1276, 1287, 1386, 1404, 1508, 1566, 1638, 1701, 1716, 1782, 1827, 1914, 2002, 2079, 2106, 2233, 2262, 2268, 2349, 2436, 2457, 2574, 2639, 2673, 2772, 2871, 3003, 3132, 3159, 3276, 3393, 3402, 3564, 3654, 3828, 3861, 4004, 4147, 4158, 4212, 4466, 4524, 4698, 4914, 5148, 5278, 5346, 5481, 5742, 6006, 6237, 6318, 6699, 6786, 6804, 7047, 7308, 7371, 7722, 7917, 8294, 8316, 8613, 8932, 9009, 9396, 9828, 10179, 10556, 10692, 10962, 11484, 11583, 12012, 12441, 12474, 12636, 13398, 13572, 14094, 14742, 15444, 15834, 16443, 16588, 17226, 18018, 18711, 20097, 20358, 21924, 22113, 23166, 23751, 24882, 24948, 25839, 26796, 27027, 28188, 29029, 29484, 30537, 31668, 32886, 34452, 34749, 36036, 37323, 37422, 40194, 40716, 44226, 46332, 47502, 49329, 49764, 51678, 54054, 58058, 60291, 61074, 65772, 69498, 71253, 74646, 74844, 77517, 80388, 81081, 87087, 88452, 91611, 95004, 98658, 103356, 108108, 111969, 116116, 120582, 122148, 138996, 142506, 149292, 155034, 162162, 174174, 180873, 183222, 197316, 213759, 223938, 241164, 243243, 261261, 285012, 310068, 324324, 335907, 348348, 361746, 366444, 427518, 447876, 486486, 522522, 542619, 641277, 671814, 723492, 783783, 855036, 972972, 1007721, 1045044, 1085238, 1282554, 1343628, 1567566, 2015442, 2170476, 2351349, 2565108, 3135132, 4030884, 4702698, 7054047, 9405396, 14108094, 28216188]

約数ペア:

[(1, 28216188), (2, 14108094), (3, 9405396), (4, 7054047), (6, 4702698), (7, 4030884), (9, 3135132), (11, 2565108), (12, 2351349), (13, 2170476), (14, 2015442), (18, 1567566), (21, 1343628), (22, 1282554), (26, 1085238), (27, 1045044), (28, 1007721), (29, 972972), (33, 855036), (36, 783783), (39, 723492), (42, 671814), (44, 641277), (52, 542619), (54, 522522), (58, 486486), (63, 447876), (66, 427518), (77, 366444), (78, 361746), (81, 348348), (84, 335907), (87, 324324), (91, 310068), (99, 285012), (108, 261261), (116, 243243), (117, 241164), (126, 223938), (132, 213759), (143, 197316), (154, 183222), (156, 180873), (162, 174174), (174, 162162), (182, 155034), (189, 149292), (198, 142506), (203, 138996), (231, 122148), (234, 120582), (243, 116116), (252, 111969), (261, 108108), (273, 103356), (286, 98658), (297, 95004), (308, 91611), (319, 88452), (324, 87087), (348, 81081), (351, 80388), (364, 77517), (377, 74844), (378, 74646), (396, 71253), (406, 69498), (429, 65772), (462, 61074), (468, 60291), (486, 58058), (522, 54054), (546, 51678), (567, 49764), (572, 49329), (594, 47502), (609, 46332), (638, 44226), (693, 40716), (702, 40194), (754, 37422), (756, 37323), (783, 36036), (812, 34749), (819, 34452), (858, 32886), (891, 31668), (924, 30537), (957, 29484), (972, 29029), (1001, 28188), (1044, 27027), (1053, 26796), (1092, 25839), (1131, 24948), (1134, 24882), (1188, 23751), (1218, 23166), (1276, 22113), (1287, 21924), (1386, 20358), (1404, 20097), (1508, 18711), (1566, 18018), (1638, 17226), (1701, 16588), (1716, 16443), (1782, 15834), (1827, 15444), (1914, 14742), (2002, 14094), (2079, 13572), (2106, 13398), (2233, 12636), (2262, 12474), (2268, 12441), (2349, 12012), (2436, 11583), (2457, 11484), (2574, 10962), (2639, 10692), (2673, 10556), (2772, 10179), (2871, 9828), (3003, 9396), (3132, 9009), (3159, 8932), (3276, 8613), (3393, 8316), (3402, 8294), (3564, 7917), (3654, 7722), (3828, 7371), (3861, 7308), (4004, 7047), (4147, 6804), (4158, 6786), (4212, 6699), (4466, 6318), (4524, 6237), (4698, 6006), (4914, 5742), (5148, 5481), (5278, 5346)]