81798444

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 288

約数和(自身を含む): 281534400

約数和(自身を除く): 199735956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 29, 36, 39, 41, 42, 49, 52, 54, 58, 63, 78, 82, 84, 87, 91, 98, 108, 116, 117, 123, 126, 147, 156, 164, 174, 182, 189, 196, 203, 234, 246, 252, 261, 273, 287, 294, 348, 351, 364, 369, 377, 378, 406, 441, 468, 492, 522, 533, 546, 574, 588, 609, 637, 702, 738, 754, 756, 783, 812, 819, 861, 882, 1044, 1066, 1092, 1107, 1131, 1148, 1189, 1218, 1274, 1323, 1404, 1421, 1476, 1508, 1566, 1599, 1638, 1722, 1764, 1827, 1911, 2009, 2132, 2214, 2262, 2378, 2436, 2457, 2548, 2583, 2639, 2646, 2842, 3132, 3198, 3276, 3393, 3444, 3567, 3654, 3731, 3822, 4018, 4263, 4428, 4524, 4756, 4797, 4914, 5166, 5278, 5292, 5481, 5684, 5733, 6027, 6396, 6786, 7134, 7308, 7462, 7644, 7749, 7917, 8036, 8323, 8526, 9594, 9828, 10179, 10332, 10556, 10701, 10962, 11193, 11466, 12054, 12789, 13572, 14268, 14391, 14924, 15457, 15498, 15834, 16646, 17052, 17199, 18081, 18473, 19188, 20358, 21402, 21924, 22386, 22932, 23751, 24108, 24969, 25578, 26117, 28782, 30914, 30996, 31668, 32103, 33292, 33579, 34398, 36162, 36946, 38367, 40716, 42804, 44772, 46371, 47502, 49938, 51156, 52234, 54243, 55419, 57564, 58261, 61828, 64206, 67158, 68796, 71253, 72324, 73892, 74907, 76734, 78351, 92742, 95004, 99876, 100737, 104468, 108199, 108486, 110838, 116522, 128412, 134316, 139113, 142506, 149814, 153468, 156702, 166257, 174783, 185484, 201474, 216398, 216972, 221676, 224721, 233044, 235053, 278226, 285012, 299628, 313404, 324597, 332514, 349566, 402948, 417339, 432796, 449442, 470106, 498771, 524349, 556452, 649194, 665028, 699132, 705159, 757393, 834678, 898884, 940212, 973791, 997542, 1048698, 1298388, 1410318, 1514786, 1573047, 1669356, 1947582, 1995084, 2097396, 2272179, 2820636, 2921373, 3029572, 3146094, 3895164, 4544358, 5842746, 6292188, 6816537, 9088716, 11685492, 13633074, 20449611, 27266148, 40899222, 81798444]

約数ペア:

[(1, 81798444), (2, 40899222), (3, 27266148), (4, 20449611), (6, 13633074), (7, 11685492), (9, 9088716), (12, 6816537), (13, 6292188), (14, 5842746), (18, 4544358), (21, 3895164), (26, 3146094), (27, 3029572), (28, 2921373), (29, 2820636), (36, 2272179), (39, 2097396), (41, 1995084), (42, 1947582), (49, 1669356), (52, 1573047), (54, 1514786), (58, 1410318), (63, 1298388), (78, 1048698), (82, 997542), (84, 973791), (87, 940212), (91, 898884), (98, 834678), (108, 757393), (116, 705159), (117, 699132), (123, 665028), (126, 649194), (147, 556452), (156, 524349), (164, 498771), (174, 470106), (182, 449442), (189, 432796), (196, 417339), (203, 402948), (234, 349566), (246, 332514), (252, 324597), (261, 313404), (273, 299628), (287, 285012), (294, 278226), (348, 235053), (351, 233044), (364, 224721), (369, 221676), (377, 216972), (378, 216398), (406, 201474), (441, 185484), (468, 174783), (492, 166257), (522, 156702), (533, 153468), (546, 149814), (574, 142506), (588, 139113), (609, 134316), (637, 128412), (702, 116522), (738, 110838), (754, 108486), (756, 108199), (783, 104468), (812, 100737), (819, 99876), (861, 95004), (882, 92742), (1044, 78351), (1066, 76734), (1092, 74907), (1107, 73892), (1131, 72324), (1148, 71253), (1189, 68796), (1218, 67158), (1274, 64206), (1323, 61828), (1404, 58261), (1421, 57564), (1476, 55419), (1508, 54243), (1566, 52234), (1599, 51156), (1638, 49938), (1722, 47502), (1764, 46371), (1827, 44772), (1911, 42804), (2009, 40716), (2132, 38367), (2214, 36946), (2262, 36162), (2378, 34398), (2436, 33579), (2457, 33292), (2548, 32103), (2583, 31668), (2639, 30996), (2646, 30914), (2842, 28782), (3132, 26117), (3198, 25578), (3276, 24969), (3393, 24108), (3444, 23751), (3567, 22932), (3654, 22386), (3731, 21924), (3822, 21402), (4018, 20358), (4263, 19188), (4428, 18473), (4524, 18081), (4756, 17199), (4797, 17052), (4914, 16646), (5166, 15834), (5278, 15498), (5292, 15457), (5481, 14924), (5684, 14391), (5733, 14268), (6027, 13572), (6396, 12789), (6786, 12054), (7134, 11466), (7308, 11193), (7462, 10962), (7644, 10701), (7749, 10556), (7917, 10332), (8036, 10179), (8323, 9828), (8526, 9594)]