1390770720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:376

約数の個数: 288

約数和(自身を含む): 4913685504

約数和(自身を除く): 3522914784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 71, 72, 80, 90, 96, 120, 122, 142, 144, 160, 180, 183, 213, 223, 240, 244, 284, 288, 305, 355, 360, 366, 426, 446, 480, 488, 549, 568, 610, 639, 669, 710, 720, 732, 852, 892, 915, 976, 1065, 1098, 1115, 1136, 1220, 1278, 1338, 1420, 1440, 1464, 1704, 1784, 1830, 1952, 2007, 2130, 2196, 2230, 2272, 2440, 2556, 2676, 2745, 2840, 2928, 3195, 3345, 3408, 3568, 3660, 4014, 4260, 4331, 4392, 4460, 4880, 5112, 5352, 5490, 5680, 5856, 6390, 6690, 6816, 7136, 7320, 8028, 8520, 8662, 8784, 8920, 9760, 10035, 10224, 10704, 10980, 11360, 12780, 12993, 13380, 13603, 14640, 15833, 16056, 17040, 17324, 17568, 17840, 20070, 20448, 21408, 21655, 21960, 25560, 25986, 26760, 27206, 29280, 31666, 32112, 34080, 34648, 35680, 38979, 40140, 40809, 43310, 43920, 47499, 51120, 51972, 53520, 54412, 63332, 64224, 64965, 68015, 69296, 77958, 79165, 80280, 81618, 86620, 87840, 94998, 102240, 103944, 107040, 108824, 122427, 126664, 129930, 136030, 138592, 142497, 155916, 158330, 160560, 163236, 173240, 189996, 194895, 204045, 207888, 217648, 237495, 244854, 253328, 259860, 272060, 284994, 311832, 316660, 321120, 326472, 346480, 379992, 389790, 408090, 415776, 435296, 474990, 489708, 506656, 519720, 544120, 569988, 612135, 623664, 633320, 652944, 692960, 712485, 759984, 779580, 816180, 949980, 965813, 979416, 1039440, 1088240, 1139976, 1224270, 1247328, 1266640, 1305888, 1424970, 1519968, 1559160, 1632360, 1899960, 1931626, 1958832, 2078880, 2176480, 2279952, 2448540, 2533280, 2849940, 2897439, 3118320, 3264720, 3799920, 3863252, 3917664, 4559904, 4829065, 4897080, 5699880, 5794878, 6236640, 6529440, 7599840, 7726504, 8692317, 9658130, 9794160, 11399760, 11589756, 14487195, 15453008, 17384634, 19316260, 19588320, 22799520, 23179512, 28974390, 30906016, 34769268, 38632520, 43461585, 46359024, 57948780, 69538536, 77265040, 86923170, 92718048, 115897560, 139077072, 154530080, 173846340, 231795120, 278154144, 347692680, 463590240, 695385360, 1390770720]

約数ペア:

[(1, 1390770720), (2, 695385360), (3, 463590240), (4, 347692680), (5, 278154144), (6, 231795120), (8, 173846340), (9, 154530080), (10, 139077072), (12, 115897560), (15, 92718048), (16, 86923170), (18, 77265040), (20, 69538536), (24, 57948780), (30, 46359024), (32, 43461585), (36, 38632520), (40, 34769268), (45, 30906016), (48, 28974390), (60, 23179512), (61, 22799520), (71, 19588320), (72, 19316260), (80, 17384634), (90, 15453008), (96, 14487195), (120, 11589756), (122, 11399760), (142, 9794160), (144, 9658130), (160, 8692317), (180, 7726504), (183, 7599840), (213, 6529440), (223, 6236640), (240, 5794878), (244, 5699880), (284, 4897080), (288, 4829065), (305, 4559904), (355, 3917664), (360, 3863252), (366, 3799920), (426, 3264720), (446, 3118320), (480, 2897439), (488, 2849940), (549, 2533280), (568, 2448540), (610, 2279952), (639, 2176480), (669, 2078880), (710, 1958832), (720, 1931626), (732, 1899960), (852, 1632360), (892, 1559160), (915, 1519968), (976, 1424970), (1065, 1305888), (1098, 1266640), (1115, 1247328), (1136, 1224270), (1220, 1139976), (1278, 1088240), (1338, 1039440), (1420, 979416), (1440, 965813), (1464, 949980), (1704, 816180), (1784, 779580), (1830, 759984), (1952, 712485), (2007, 692960), (2130, 652944), (2196, 633320), (2230, 623664), (2272, 612135), (2440, 569988), (2556, 544120), (2676, 519720), (2745, 506656), (2840, 489708), (2928, 474990), (3195, 435296), (3345, 415776), (3408, 408090), (3568, 389790), (3660, 379992), (4014, 346480), (4260, 326472), (4331, 321120), (4392, 316660), (4460, 311832), (4880, 284994), (5112, 272060), (5352, 259860), (5490, 253328), (5680, 244854), (5856, 237495), (6390, 217648), (6690, 207888), (6816, 204045), (7136, 194895), (7320, 189996), (8028, 173240), (8520, 163236), (8662, 160560), (8784, 158330), (8920, 155916), (9760, 142497), (10035, 138592), (10224, 136030), (10704, 129930), (10980, 126664), (11360, 122427), (12780, 108824), (12993, 107040), (13380, 103944), (13603, 102240), (14640, 94998), (15833, 87840), (16056, 86620), (17040, 81618), (17324, 80280), (17568, 79165), (17840, 77958), (20070, 69296), (20448, 68015), (21408, 64965), (21655, 64224), (21960, 63332), (25560, 54412), (25986, 53520), (26760, 51972), (27206, 51120), (29280, 47499), (31666, 43920), (32112, 43310), (34080, 40809), (34648, 40140), (35680, 38979)]