250279120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1$

素因数の和:1173

約数の個数: 160

約数和(自身を含む): 739952640

約数和(自身を除く): 489673520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 182, 208, 217, 248, 260, 280, 310, 364, 403, 434, 455, 496, 520, 560, 620, 728, 806, 868, 910, 1040, 1085, 1109, 1240, 1456, 1612, 1736, 1820, 2015, 2170, 2218, 2480, 2821, 3224, 3472, 3640, 4030, 4340, 4436, 5545, 5642, 6448, 7280, 7763, 8060, 8680, 8872, 11090, 11284, 14105, 14417, 15526, 16120, 17360, 17744, 22180, 22568, 28210, 28834, 31052, 32240, 34379, 38815, 44360, 45136, 56420, 57668, 62104, 68758, 72085, 77630, 88720, 100919, 112840, 115336, 124208, 137516, 144170, 155260, 171895, 201838, 225680, 230672, 240653, 275032, 288340, 310520, 343790, 403676, 446927, 481306, 504595, 550064, 576680, 621040, 687580, 807352, 893854, 962612, 1009190, 1153360, 1203265, 1375160, 1614704, 1787708, 1925224, 2018380, 2234635, 2406530, 2750320, 3128489, 3575416, 3850448, 4036760, 4469270, 4813060, 6256978, 7150832, 8073520, 8938540, 9626120, 12513956, 15642445, 17877080, 19252240, 25027912, 31284890, 35754160, 50055824, 62569780, 125139560, 250279120]

約数ペア:

[(1, 250279120), (2, 125139560), (4, 62569780), (5, 50055824), (7, 35754160), (8, 31284890), (10, 25027912), (13, 19252240), (14, 17877080), (16, 15642445), (20, 12513956), (26, 9626120), (28, 8938540), (31, 8073520), (35, 7150832), (40, 6256978), (52, 4813060), (56, 4469270), (62, 4036760), (65, 3850448), (70, 3575416), (80, 3128489), (91, 2750320), (104, 2406530), (112, 2234635), (124, 2018380), (130, 1925224), (140, 1787708), (155, 1614704), (182, 1375160), (208, 1203265), (217, 1153360), (248, 1009190), (260, 962612), (280, 893854), (310, 807352), (364, 687580), (403, 621040), (434, 576680), (455, 550064), (496, 504595), (520, 481306), (560, 446927), (620, 403676), (728, 343790), (806, 310520), (868, 288340), (910, 275032), (1040, 240653), (1085, 230672), (1109, 225680), (1240, 201838), (1456, 171895), (1612, 155260), (1736, 144170), (1820, 137516), (2015, 124208), (2170, 115336), (2218, 112840), (2480, 100919), (2821, 88720), (3224, 77630), (3472, 72085), (3640, 68758), (4030, 62104), (4340, 57668), (4436, 56420), (5545, 45136), (5642, 44360), (6448, 38815), (7280, 34379), (7763, 32240), (8060, 31052), (8680, 28834), (8872, 28210), (11090, 22568), (11284, 22180), (14105, 17744), (14417, 17360), (15526, 16120)]