638664930240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1710221}}^1$

素因数の和:1710630

約数の個数: 112

約数和(自身を含む): 2032975095840

約数和(自身を除く): 1394310165600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 389, 480, 778, 960, 1167, 1556, 1945, 2334, 3112, 3890, 4668, 5835, 6224, 7780, 9336, 11670, 12448, 15560, 18672, 23340, 24896, 31120, 37344, 46680, 62240, 74688, 93360, 124480, 186720, 373440, 1710221, 3420442, 5130663, 6840884, 8551105, 10261326, 13681768, 17102210, 20522652, 25653315, 27363536, 34204420, 41045304, 51306630, 54727072, 68408840, 82090608, 102613260, 109454144, 136817680, 164181216, 205226520, 273635360, 328362432, 410453040, 547270720, 665275969, 820906080, 1330551938, 1641812160, 1995827907, 2661103876, 3326379845, 3991655814, 5322207752, 6652759690, 7983311628, 9979139535, 10644415504, 13305519380, 15966623256, 19958279070, 21288831008, 26611038760, 31933246512, 39916558140, 42577662016, 53222077520, 63866493024, 79833116280, 106444155040, 127732986048, 159666232560, 212888310080, 319332465120, 638664930240]

約数ペア:

[(1, 638664930240), (2, 319332465120), (3, 212888310080), (4, 159666232560), (5, 127732986048), (6, 106444155040), (8, 79833116280), (10, 63866493024), (12, 53222077520), (15, 42577662016), (16, 39916558140), (20, 31933246512), (24, 26611038760), (30, 21288831008), (32, 19958279070), (40, 15966623256), (48, 13305519380), (60, 10644415504), (64, 9979139535), (80, 7983311628), (96, 6652759690), (120, 5322207752), (160, 3991655814), (192, 3326379845), (240, 2661103876), (320, 1995827907), (389, 1641812160), (480, 1330551938), (778, 820906080), (960, 665275969), (1167, 547270720), (1556, 410453040), (1945, 328362432), (2334, 273635360), (3112, 205226520), (3890, 164181216), (4668, 136817680), (5835, 109454144), (6224, 102613260), (7780, 82090608), (9336, 68408840), (11670, 54727072), (12448, 51306630), (15560, 41045304), (18672, 34204420), (23340, 27363536), (24896, 25653315), (31120, 20522652), (37344, 17102210), (46680, 13681768), (62240, 10261326), (74688, 8551105), (93360, 6840884), (124480, 5130663), (186720, 3420442), (373440, 1710221)]