8208720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1$

素因数の和:909

約数の個数: 120

約数和(自身を含む): 29722056

約数和(自身を除く): 21513336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 877, 936, 1040, 1170, 1560, 1754, 1872, 2340, 2631, 3120, 3508, 4385, 4680, 5262, 7016, 7893, 8770, 9360, 10524, 11401, 13155, 14032, 15786, 17540, 21048, 22802, 26310, 31572, 34203, 35080, 39465, 42096, 45604, 52620, 57005, 63144, 68406, 70160, 78930, 91208, 102609, 105240, 114010, 126288, 136812, 157860, 171015, 182416, 205218, 210480, 228020, 273624, 315720, 342030, 410436, 456040, 513045, 547248, 631440, 684060, 820872, 912080, 1026090, 1368120, 1641744, 2052180, 2736240, 4104360, 8208720]

約数ペア:

[(1, 8208720), (2, 4104360), (3, 2736240), (4, 2052180), (5, 1641744), (6, 1368120), (8, 1026090), (9, 912080), (10, 820872), (12, 684060), (13, 631440), (15, 547248), (16, 513045), (18, 456040), (20, 410436), (24, 342030), (26, 315720), (30, 273624), (36, 228020), (39, 210480), (40, 205218), (45, 182416), (48, 171015), (52, 157860), (60, 136812), (65, 126288), (72, 114010), (78, 105240), (80, 102609), (90, 91208), (104, 78930), (117, 70160), (120, 68406), (130, 63144), (144, 57005), (156, 52620), (180, 45604), (195, 42096), (208, 39465), (234, 35080), (240, 34203), (260, 31572), (312, 26310), (360, 22802), (390, 21048), (468, 17540), (520, 15786), (585, 14032), (624, 13155), (720, 11401), (780, 10524), (877, 9360), (936, 8770), (1040, 7893), (1170, 7016), (1560, 5262), (1754, 4680), (1872, 4385), (2340, 3508), (2631, 3120)]