897720320

素因数分解:

$2^{13}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:170

約数の個数: 224

約数和(自身を含む): 2566757376

約数和(自身を除く): 1669037056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 101, 112, 124, 128, 140, 155, 160, 202, 217, 224, 248, 256, 280, 310, 320, 404, 434, 448, 496, 505, 512, 560, 620, 640, 707, 808, 868, 896, 992, 1010, 1024, 1085, 1120, 1240, 1280, 1414, 1616, 1736, 1792, 1984, 2020, 2048, 2170, 2240, 2480, 2560, 2828, 3131, 3232, 3472, 3535, 3584, 3968, 4040, 4096, 4340, 4480, 4960, 5120, 5656, 6262, 6464, 6944, 7070, 7168, 7936, 8080, 8192, 8680, 8960, 9920, 10240, 11312, 12524, 12928, 13888, 14140, 14336, 15655, 15872, 16160, 17360, 17920, 19840, 20480, 21917, 22624, 25048, 25856, 27776, 28280, 28672, 31310, 31744, 32320, 34720, 35840, 39680, 40960, 43834, 45248, 50096, 51712, 55552, 56560, 57344, 62620, 63488, 64640, 69440, 71680, 79360, 87668, 90496, 100192, 103424, 109585, 111104, 113120, 125240, 126976, 129280, 138880, 143360, 158720, 175336, 180992, 200384, 206848, 219170, 222208, 226240, 250480, 253952, 258560, 277760, 286720, 317440, 350672, 361984, 400768, 413696, 438340, 444416, 452480, 500960, 517120, 555520, 634880, 701344, 723968, 801536, 827392, 876680, 888832, 904960, 1001920, 1034240, 1111040, 1269760, 1402688, 1447936, 1603072, 1753360, 1777664, 1809920, 2003840, 2068480, 2222080, 2805376, 2895872, 3206144, 3506720, 3619840, 4007680, 4136960, 4444160, 5610752, 5791744, 6412288, 7013440, 7239680, 8015360, 8888320, 11221504, 12824576, 14026880, 14479360, 16030720, 22443008, 25649152, 28053760, 28958720, 32061440, 44886016, 56107520, 64122880, 89772032, 112215040, 128245760, 179544064, 224430080, 448860160, 897720320]

約数ペア:

[(1, 897720320), (2, 448860160), (4, 224430080), (5, 179544064), (7, 128245760), (8, 112215040), (10, 89772032), (14, 64122880), (16, 56107520), (20, 44886016), (28, 32061440), (31, 28958720), (32, 28053760), (35, 25649152), (40, 22443008), (56, 16030720), (62, 14479360), (64, 14026880), (70, 12824576), (80, 11221504), (101, 8888320), (112, 8015360), (124, 7239680), (128, 7013440), (140, 6412288), (155, 5791744), (160, 5610752), (202, 4444160), (217, 4136960), (224, 4007680), (248, 3619840), (256, 3506720), (280, 3206144), (310, 2895872), (320, 2805376), (404, 2222080), (434, 2068480), (448, 2003840), (496, 1809920), (505, 1777664), (512, 1753360), (560, 1603072), (620, 1447936), (640, 1402688), (707, 1269760), (808, 1111040), (868, 1034240), (896, 1001920), (992, 904960), (1010, 888832), (1024, 876680), (1085, 827392), (1120, 801536), (1240, 723968), (1280, 701344), (1414, 634880), (1616, 555520), (1736, 517120), (1792, 500960), (1984, 452480), (2020, 444416), (2048, 438340), (2170, 413696), (2240, 400768), (2480, 361984), (2560, 350672), (2828, 317440), (3131, 286720), (3232, 277760), (3472, 258560), (3535, 253952), (3584, 250480), (3968, 226240), (4040, 222208), (4096, 219170), (4340, 206848), (4480, 200384), (4960, 180992), (5120, 175336), (5656, 158720), (6262, 143360), (6464, 138880), (6944, 129280), (7070, 126976), (7168, 125240), (7936, 113120), (8080, 111104), (8192, 109585), (8680, 103424), (8960, 100192), (9920, 90496), (10240, 87668), (11312, 79360), (12524, 71680), (12928, 69440), (13888, 64640), (14140, 63488), (14336, 62620), (15655, 57344), (15872, 56560), (16160, 55552), (17360, 51712), (17920, 50096), (19840, 45248), (20480, 43834), (21917, 40960), (22624, 39680), (25048, 35840), (25856, 34720), (27776, 32320), (28280, 31744), (28672, 31310)]