661115448

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:267

約数の個数: 288

約数和(自身を含む): 2250387360

約数和(自身を除く): 1589271912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 34, 36, 42, 49, 51, 56, 63, 68, 72, 73, 84, 98, 102, 119, 126, 136, 146, 147, 151, 153, 168, 196, 204, 219, 238, 252, 292, 294, 302, 306, 357, 392, 408, 438, 441, 453, 476, 504, 511, 584, 588, 604, 612, 657, 714, 833, 876, 882, 906, 952, 1022, 1057, 1071, 1176, 1208, 1224, 1241, 1314, 1359, 1428, 1533, 1666, 1752, 1764, 1812, 2044, 2114, 2142, 2482, 2499, 2567, 2628, 2718, 2856, 3066, 3171, 3332, 3528, 3577, 3624, 3723, 4088, 4228, 4284, 4599, 4964, 4998, 5134, 5256, 5436, 6132, 6342, 6664, 7154, 7399, 7446, 7497, 7701, 8456, 8568, 8687, 9198, 9513, 9928, 9996, 10268, 10731, 10872, 11023, 11169, 12264, 12684, 14308, 14798, 14892, 14994, 15402, 17374, 17969, 18396, 19026, 19992, 20536, 21462, 22046, 22197, 22338, 23103, 25368, 26061, 28616, 29596, 29784, 29988, 30804, 32193, 33069, 34748, 35938, 36792, 38052, 42924, 44092, 44394, 44676, 46206, 52122, 53907, 59192, 59976, 60809, 61608, 64386, 66138, 66591, 69496, 71876, 76104, 77161, 78183, 85848, 88184, 88788, 89352, 92412, 99207, 104244, 107814, 121618, 125783, 128772, 132276, 133182, 143752, 154322, 156366, 161721, 177576, 182427, 184824, 187391, 198414, 208488, 215628, 231483, 243236, 251566, 257544, 264552, 266364, 308644, 312732, 323442, 364854, 374782, 377349, 396828, 431256, 462966, 486472, 503132, 532728, 540127, 547281, 562173, 617288, 625464, 646884, 694449, 729708, 749564, 754698, 793656, 925932, 1006264, 1080254, 1094562, 1124346, 1132047, 1293768, 1311737, 1388898, 1459416, 1499128, 1509396, 1620381, 1686519, 1851864, 2160508, 2189124, 2248692, 2264094, 2623474, 2777796, 3018792, 3240762, 3373038, 3935211, 4321016, 4378248, 4497384, 4528188, 4861143, 5246948, 5555592, 6481524, 6746076, 7870422, 9056376, 9182159, 9722286, 10493896, 11805633, 12963048, 13492152, 15740844, 18364318, 19444572, 23611266, 27546477, 31481688, 36728636, 38889144, 47222532, 55092954, 73457272, 82639431, 94445064, 110185908, 165278862, 220371816, 330557724, 661115448]

約数ペア:

[(1, 661115448), (2, 330557724), (3, 220371816), (4, 165278862), (6, 110185908), (7, 94445064), (8, 82639431), (9, 73457272), (12, 55092954), (14, 47222532), (17, 38889144), (18, 36728636), (21, 31481688), (24, 27546477), (28, 23611266), (34, 19444572), (36, 18364318), (42, 15740844), (49, 13492152), (51, 12963048), (56, 11805633), (63, 10493896), (68, 9722286), (72, 9182159), (73, 9056376), (84, 7870422), (98, 6746076), (102, 6481524), (119, 5555592), (126, 5246948), (136, 4861143), (146, 4528188), (147, 4497384), (151, 4378248), (153, 4321016), (168, 3935211), (196, 3373038), (204, 3240762), (219, 3018792), (238, 2777796), (252, 2623474), (292, 2264094), (294, 2248692), (302, 2189124), (306, 2160508), (357, 1851864), (392, 1686519), (408, 1620381), (438, 1509396), (441, 1499128), (453, 1459416), (476, 1388898), (504, 1311737), (511, 1293768), (584, 1132047), (588, 1124346), (604, 1094562), (612, 1080254), (657, 1006264), (714, 925932), (833, 793656), (876, 754698), (882, 749564), (906, 729708), (952, 694449), (1022, 646884), (1057, 625464), (1071, 617288), (1176, 562173), (1208, 547281), (1224, 540127), (1241, 532728), (1314, 503132), (1359, 486472), (1428, 462966), (1533, 431256), (1666, 396828), (1752, 377349), (1764, 374782), (1812, 364854), (2044, 323442), (2114, 312732), (2142, 308644), (2482, 266364), (2499, 264552), (2567, 257544), (2628, 251566), (2718, 243236), (2856, 231483), (3066, 215628), (3171, 208488), (3332, 198414), (3528, 187391), (3577, 184824), (3624, 182427), (3723, 177576), (4088, 161721), (4228, 156366), (4284, 154322), (4599, 143752), (4964, 133182), (4998, 132276), (5134, 128772), (5256, 125783), (5436, 121618), (6132, 107814), (6342, 104244), (6664, 99207), (7154, 92412), (7399, 89352), (7446, 88788), (7497, 88184), (7701, 85848), (8456, 78183), (8568, 77161), (8687, 76104), (9198, 71876), (9513, 69496), (9928, 66591), (9996, 66138), (10268, 64386), (10731, 61608), (10872, 60809), (11023, 59976), (11169, 59192), (12264, 53907), (12684, 52122), (14308, 46206), (14798, 44676), (14892, 44394), (14994, 44092), (15402, 42924), (17374, 38052), (17969, 36792), (18396, 35938), (19026, 34748), (19992, 33069), (20536, 32193), (21462, 30804), (22046, 29988), (22197, 29784), (22338, 29596), (23103, 28616), (25368, 26061)]