20573376720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{286697}}^1$

素因数の和:286749

約数の個数: 160

約数和(自身を含む): 71669912832

約数和(自身を除く): 51096536112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 39, 40, 46, 48, 52, 60, 65, 69, 78, 80, 92, 104, 115, 120, 130, 138, 156, 184, 195, 208, 230, 240, 260, 276, 299, 312, 345, 368, 390, 460, 520, 552, 598, 624, 690, 780, 897, 920, 1040, 1104, 1196, 1380, 1495, 1560, 1794, 1840, 2392, 2760, 2990, 3120, 3588, 4485, 4784, 5520, 5980, 7176, 8970, 11960, 14352, 17940, 23920, 35880, 71760, 286697, 573394, 860091, 1146788, 1433485, 1720182, 2293576, 2866970, 3440364, 3727061, 4300455, 4587152, 5733940, 6594031, 6880728, 7454122, 8600910, 11181183, 11467880, 13188062, 13761456, 14908244, 17201820, 18635305, 19782093, 22362366, 22935760, 26376124, 29816488, 32970155, 34403640, 37270610, 39564186, 44724732, 52752248, 55905915, 59632976, 65940310, 68807280, 74541220, 79128372, 85722403, 89449464, 98910465, 105504496, 111811830, 131880620, 149082440, 158256744, 171444806, 178898928, 197820930, 223623660, 257167209, 263761240, 298164880, 316513488, 342889612, 395641860, 428612015, 447247320, 514334418, 527522480, 685779224, 791283720, 857224030, 894494640, 1028668836, 1285836045, 1371558448, 1582567440, 1714448060, 2057337672, 2571672090, 3428896120, 4114675344, 5143344180, 6857792240, 10286688360, 20573376720]

約数ペア:

[(1, 20573376720), (2, 10286688360), (3, 6857792240), (4, 5143344180), (5, 4114675344), (6, 3428896120), (8, 2571672090), (10, 2057337672), (12, 1714448060), (13, 1582567440), (15, 1371558448), (16, 1285836045), (20, 1028668836), (23, 894494640), (24, 857224030), (26, 791283720), (30, 685779224), (39, 527522480), (40, 514334418), (46, 447247320), (48, 428612015), (52, 395641860), (60, 342889612), (65, 316513488), (69, 298164880), (78, 263761240), (80, 257167209), (92, 223623660), (104, 197820930), (115, 178898928), (120, 171444806), (130, 158256744), (138, 149082440), (156, 131880620), (184, 111811830), (195, 105504496), (208, 98910465), (230, 89449464), (240, 85722403), (260, 79128372), (276, 74541220), (299, 68807280), (312, 65940310), (345, 59632976), (368, 55905915), (390, 52752248), (460, 44724732), (520, 39564186), (552, 37270610), (598, 34403640), (624, 32970155), (690, 29816488), (780, 26376124), (897, 22935760), (920, 22362366), (1040, 19782093), (1104, 18635305), (1196, 17201820), (1380, 14908244), (1495, 13761456), (1560, 13188062), (1794, 11467880), (1840, 11181183), (2392, 8600910), (2760, 7454122), (2990, 6880728), (3120, 6594031), (3588, 5733940), (4485, 4587152), (4784, 4300455), (5520, 3727061), (5980, 3440364), (7176, 2866970), (8970, 2293576), (11960, 1720182), (14352, 1433485), (17940, 1146788), (23920, 860091), (35880, 573394), (71760, 286697)]