123539520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:573

約数の個数: 224

約数和(自身を含む): 445495680

約数和(自身を除く): 321956160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 64, 65, 76, 78, 80, 95, 96, 104, 114, 120, 130, 152, 156, 160, 190, 192, 195, 208, 228, 240, 247, 260, 285, 304, 312, 320, 380, 390, 416, 456, 480, 494, 520, 521, 570, 608, 624, 741, 760, 780, 832, 912, 960, 988, 1040, 1042, 1140, 1216, 1235, 1248, 1482, 1520, 1560, 1563, 1824, 1976, 2080, 2084, 2280, 2470, 2496, 2605, 2964, 3040, 3120, 3126, 3648, 3705, 3952, 4160, 4168, 4560, 4940, 5210, 5928, 6080, 6240, 6252, 6773, 7410, 7815, 7904, 8336, 9120, 9880, 9899, 10420, 11856, 12480, 12504, 13546, 14820, 15630, 15808, 16672, 18240, 19760, 19798, 20319, 20840, 23712, 25008, 27092, 29640, 29697, 31260, 33344, 33865, 39520, 39596, 40638, 41680, 47424, 49495, 50016, 54184, 59280, 59394, 62520, 67730, 79040, 79192, 81276, 83360, 98990, 100032, 101595, 108368, 118560, 118788, 125040, 128687, 135460, 148485, 158384, 162552, 166720, 197980, 203190, 216736, 237120, 237576, 250080, 257374, 270920, 296970, 316768, 325104, 386061, 395960, 406380, 433472, 475152, 500160, 514748, 541840, 593940, 633536, 643435, 650208, 772122, 791920, 812760, 950304, 1029496, 1083680, 1187880, 1286870, 1300416, 1544244, 1583840, 1625520, 1900608, 1930305, 2058992, 2167360, 2375760, 2573740, 3088488, 3167680, 3251040, 3860610, 4117984, 4751520, 5147480, 6176976, 6502080, 7721220, 8235968, 9503040, 10294960, 12353952, 15442440, 20589920, 24707904, 30884880, 41179840, 61769760, 123539520]

約数ペア:

[(1, 123539520), (2, 61769760), (3, 41179840), (4, 30884880), (5, 24707904), (6, 20589920), (8, 15442440), (10, 12353952), (12, 10294960), (13, 9503040), (15, 8235968), (16, 7721220), (19, 6502080), (20, 6176976), (24, 5147480), (26, 4751520), (30, 4117984), (32, 3860610), (38, 3251040), (39, 3167680), (40, 3088488), (48, 2573740), (52, 2375760), (57, 2167360), (60, 2058992), (64, 1930305), (65, 1900608), (76, 1625520), (78, 1583840), (80, 1544244), (95, 1300416), (96, 1286870), (104, 1187880), (114, 1083680), (120, 1029496), (130, 950304), (152, 812760), (156, 791920), (160, 772122), (190, 650208), (192, 643435), (195, 633536), (208, 593940), (228, 541840), (240, 514748), (247, 500160), (260, 475152), (285, 433472), (304, 406380), (312, 395960), (320, 386061), (380, 325104), (390, 316768), (416, 296970), (456, 270920), (480, 257374), (494, 250080), (520, 237576), (521, 237120), (570, 216736), (608, 203190), (624, 197980), (741, 166720), (760, 162552), (780, 158384), (832, 148485), (912, 135460), (960, 128687), (988, 125040), (1040, 118788), (1042, 118560), (1140, 108368), (1216, 101595), (1235, 100032), (1248, 98990), (1482, 83360), (1520, 81276), (1560, 79192), (1563, 79040), (1824, 67730), (1976, 62520), (2080, 59394), (2084, 59280), (2280, 54184), (2470, 50016), (2496, 49495), (2605, 47424), (2964, 41680), (3040, 40638), (3120, 39596), (3126, 39520), (3648, 33865), (3705, 33344), (3952, 31260), (4160, 29697), (4168, 29640), (4560, 27092), (4940, 25008), (5210, 23712), (5928, 20840), (6080, 20319), (6240, 19798), (6252, 19760), (6773, 18240), (7410, 16672), (7815, 15808), (7904, 15630), (8336, 14820), (9120, 13546), (9880, 12504), (9899, 12480), (10420, 11856)]