245307840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:211

約数の個数: 224

約数和(自身を含む): 816376320

約数和(自身を除く): 571068480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 61, 64, 71, 80, 96, 118, 120, 122, 142, 160, 177, 183, 192, 213, 236, 240, 244, 284, 295, 305, 320, 354, 355, 366, 426, 472, 480, 488, 568, 590, 610, 708, 710, 732, 852, 885, 915, 944, 960, 976, 1065, 1136, 1180, 1220, 1416, 1420, 1464, 1704, 1770, 1830, 1888, 1952, 2130, 2272, 2360, 2440, 2832, 2840, 2928, 3408, 3540, 3599, 3660, 3776, 3904, 4189, 4260, 4331, 4544, 4720, 4880, 5664, 5680, 5856, 6816, 7080, 7198, 7320, 8378, 8520, 8662, 9440, 9760, 10797, 11328, 11360, 11712, 12567, 12993, 13632, 14160, 14396, 14640, 16756, 17040, 17324, 17995, 18880, 19520, 20945, 21594, 21655, 22720, 25134, 25986, 28320, 28792, 29280, 33512, 34080, 34648, 35990, 41890, 43188, 43310, 50268, 51972, 53985, 56640, 57584, 58560, 62835, 64965, 67024, 68160, 69296, 71980, 83780, 86376, 86620, 100536, 103944, 107970, 115168, 125670, 129930, 134048, 138592, 143960, 167560, 172752, 173240, 201072, 207888, 215940, 230336, 251340, 255529, 259860, 268096, 277184, 287920, 335120, 345504, 346480, 402144, 415776, 431880, 502680, 511058, 519720, 575840, 670240, 691008, 692960, 766587, 804288, 831552, 863760, 1005360, 1022116, 1039440, 1151680, 1277645, 1340480, 1385920, 1533174, 1727520, 2010720, 2044232, 2078880, 2555290, 3066348, 3455040, 3832935, 4021440, 4088464, 4157760, 5110580, 6132696, 7665870, 8176928, 10221160, 12265392, 15331740, 16353856, 20442320, 24530784, 30663480, 40884640, 49061568, 61326960, 81769280, 122653920, 245307840]

約数ペア:

[(1, 245307840), (2, 122653920), (3, 81769280), (4, 61326960), (5, 49061568), (6, 40884640), (8, 30663480), (10, 24530784), (12, 20442320), (15, 16353856), (16, 15331740), (20, 12265392), (24, 10221160), (30, 8176928), (32, 7665870), (40, 6132696), (48, 5110580), (59, 4157760), (60, 4088464), (61, 4021440), (64, 3832935), (71, 3455040), (80, 3066348), (96, 2555290), (118, 2078880), (120, 2044232), (122, 2010720), (142, 1727520), (160, 1533174), (177, 1385920), (183, 1340480), (192, 1277645), (213, 1151680), (236, 1039440), (240, 1022116), (244, 1005360), (284, 863760), (295, 831552), (305, 804288), (320, 766587), (354, 692960), (355, 691008), (366, 670240), (426, 575840), (472, 519720), (480, 511058), (488, 502680), (568, 431880), (590, 415776), (610, 402144), (708, 346480), (710, 345504), (732, 335120), (852, 287920), (885, 277184), (915, 268096), (944, 259860), (960, 255529), (976, 251340), (1065, 230336), (1136, 215940), (1180, 207888), (1220, 201072), (1416, 173240), (1420, 172752), (1464, 167560), (1704, 143960), (1770, 138592), (1830, 134048), (1888, 129930), (1952, 125670), (2130, 115168), (2272, 107970), (2360, 103944), (2440, 100536), (2832, 86620), (2840, 86376), (2928, 83780), (3408, 71980), (3540, 69296), (3599, 68160), (3660, 67024), (3776, 64965), (3904, 62835), (4189, 58560), (4260, 57584), (4331, 56640), (4544, 53985), (4720, 51972), (4880, 50268), (5664, 43310), (5680, 43188), (5856, 41890), (6816, 35990), (7080, 34648), (7198, 34080), (7320, 33512), (8378, 29280), (8520, 28792), (8662, 28320), (9440, 25986), (9760, 25134), (10797, 22720), (11328, 21655), (11360, 21594), (11712, 20945), (12567, 19520), (12993, 18880), (13632, 17995), (14160, 17324), (14396, 17040), (14640, 16756)]