42740880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:158

約数の個数: 320

約数和(自身を含む): 173322240

約数和(自身を除く): 130581360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 48, 52, 56, 57, 60, 65, 70, 76, 78, 80, 84, 91, 95, 103, 104, 105, 112, 114, 120, 130, 133, 140, 152, 156, 168, 182, 190, 195, 206, 208, 210, 228, 240, 247, 260, 266, 273, 280, 285, 304, 309, 312, 336, 364, 380, 390, 399, 412, 420, 455, 456, 494, 515, 520, 532, 546, 560, 570, 618, 624, 665, 721, 728, 741, 760, 780, 798, 824, 840, 910, 912, 988, 1030, 1040, 1064, 1092, 1140, 1235, 1236, 1330, 1339, 1365, 1442, 1456, 1482, 1520, 1545, 1560, 1596, 1648, 1680, 1729, 1820, 1957, 1976, 1995, 2060, 2128, 2163, 2184, 2280, 2470, 2472, 2660, 2678, 2730, 2884, 2964, 3090, 3120, 3192, 3458, 3605, 3640, 3705, 3914, 3952, 3990, 4017, 4120, 4326, 4368, 4560, 4940, 4944, 5187, 5320, 5356, 5460, 5768, 5871, 5928, 6180, 6384, 6695, 6916, 7210, 7280, 7410, 7828, 7980, 8034, 8240, 8645, 8652, 9373, 9785, 9880, 10374, 10640, 10712, 10815, 10920, 11536, 11742, 11856, 12360, 13390, 13699, 13832, 14420, 14820, 15656, 15960, 16068, 17290, 17304, 18746, 19570, 19760, 20085, 20748, 21424, 21630, 21840, 23484, 24720, 25441, 25935, 26780, 27398, 27664, 28119, 28840, 29355, 29640, 31312, 31920, 32136, 34580, 34608, 37492, 39140, 40170, 41097, 41496, 43260, 46865, 46968, 50882, 51870, 53560, 54796, 56238, 57680, 58710, 59280, 64272, 68495, 69160, 74984, 76323, 78280, 80340, 82194, 82992, 86520, 93730, 93936, 101764, 103740, 107120, 109592, 112476, 117420, 127205, 136990, 138320, 140595, 149968, 152646, 156560, 160680, 164388, 173040, 178087, 187460, 203528, 205485, 207480, 219184, 224952, 234840, 254410, 273980, 281190, 305292, 321360, 328776, 356174, 374920, 381615, 407056, 410970, 414960, 449904, 469680, 508820, 534261, 547960, 562380, 610584, 657552, 712348, 749840, 763230, 821940, 890435, 1017640, 1068522, 1095920, 1124760, 1221168, 1424696, 1526460, 1643880, 1780870, 2035280, 2137044, 2249520, 2671305, 2849392, 3052920, 3287760, 3561740, 4274088, 5342610, 6105840, 7123480, 8548176, 10685220, 14246960, 21370440, 42740880]

約数ペア:

[(1, 42740880), (2, 21370440), (3, 14246960), (4, 10685220), (5, 8548176), (6, 7123480), (7, 6105840), (8, 5342610), (10, 4274088), (12, 3561740), (13, 3287760), (14, 3052920), (15, 2849392), (16, 2671305), (19, 2249520), (20, 2137044), (21, 2035280), (24, 1780870), (26, 1643880), (28, 1526460), (30, 1424696), (35, 1221168), (38, 1124760), (39, 1095920), (40, 1068522), (42, 1017640), (48, 890435), (52, 821940), (56, 763230), (57, 749840), (60, 712348), (65, 657552), (70, 610584), (76, 562380), (78, 547960), (80, 534261), (84, 508820), (91, 469680), (95, 449904), (103, 414960), (104, 410970), (105, 407056), (112, 381615), (114, 374920), (120, 356174), (130, 328776), (133, 321360), (140, 305292), (152, 281190), (156, 273980), (168, 254410), (182, 234840), (190, 224952), (195, 219184), (206, 207480), (208, 205485), (210, 203528), (228, 187460), (240, 178087), (247, 173040), (260, 164388), (266, 160680), (273, 156560), (280, 152646), (285, 149968), (304, 140595), (309, 138320), (312, 136990), (336, 127205), (364, 117420), (380, 112476), (390, 109592), (399, 107120), (412, 103740), (420, 101764), (455, 93936), (456, 93730), (494, 86520), (515, 82992), (520, 82194), (532, 80340), (546, 78280), (560, 76323), (570, 74984), (618, 69160), (624, 68495), (665, 64272), (721, 59280), (728, 58710), (741, 57680), (760, 56238), (780, 54796), (798, 53560), (824, 51870), (840, 50882), (910, 46968), (912, 46865), (988, 43260), (1030, 41496), (1040, 41097), (1064, 40170), (1092, 39140), (1140, 37492), (1235, 34608), (1236, 34580), (1330, 32136), (1339, 31920), (1365, 31312), (1442, 29640), (1456, 29355), (1482, 28840), (1520, 28119), (1545, 27664), (1560, 27398), (1596, 26780), (1648, 25935), (1680, 25441), (1729, 24720), (1820, 23484), (1957, 21840), (1976, 21630), (1995, 21424), (2060, 20748), (2128, 20085), (2163, 19760), (2184, 19570), (2280, 18746), (2470, 17304), (2472, 17290), (2660, 16068), (2678, 15960), (2730, 15656), (2884, 14820), (2964, 14420), (3090, 13832), (3120, 13699), (3192, 13390), (3458, 12360), (3605, 11856), (3640, 11742), (3705, 11536), (3914, 10920), (3952, 10815), (3990, 10712), (4017, 10640), (4120, 10374), (4326, 9880), (4368, 9785), (4560, 9373), (4940, 8652), (4944, 8645), (5187, 8240), (5320, 8034), (5356, 7980), (5460, 7828), (5768, 7410), (5871, 7280), (5928, 7210), (6180, 6916), (6384, 6695)]