219997080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6571}}^1$

素因数の和:6622

約数の個数: 128

約数和(自身を含む): 757094400

約数和(自身を除く): 537097320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6571, 6696, 8370, 11160, 13142, 16740, 19713, 26284, 32855, 33480, 39426, 52568, 59139, 65710, 78852, 98565, 118278, 131420, 157704, 177417, 197130, 203701, 236556, 262840, 295695, 354834, 394260, 407402, 473112, 591390, 611103, 709668, 788520, 814804, 887085, 1018505, 1182780, 1222206, 1419336, 1629608, 1774170, 1833309, 2037010, 2365560, 2444412, 3055515, 3548340, 3666618, 4074020, 4888824, 5499927, 6111030, 7096680, 7333236, 8148040, 9166545, 10999854, 12222060, 14666472, 18333090, 21999708, 24444120, 27499635, 36666180, 43999416, 54999270, 73332360, 109998540, 219997080]

約数ペア:

[(1, 219997080), (2, 109998540), (3, 73332360), (4, 54999270), (5, 43999416), (6, 36666180), (8, 27499635), (9, 24444120), (10, 21999708), (12, 18333090), (15, 14666472), (18, 12222060), (20, 10999854), (24, 9166545), (27, 8148040), (30, 7333236), (31, 7096680), (36, 6111030), (40, 5499927), (45, 4888824), (54, 4074020), (60, 3666618), (62, 3548340), (72, 3055515), (90, 2444412), (93, 2365560), (108, 2037010), (120, 1833309), (124, 1774170), (135, 1629608), (155, 1419336), (180, 1222206), (186, 1182780), (216, 1018505), (248, 887085), (270, 814804), (279, 788520), (310, 709668), (360, 611103), (372, 591390), (465, 473112), (540, 407402), (558, 394260), (620, 354834), (744, 295695), (837, 262840), (930, 236556), (1080, 203701), (1116, 197130), (1240, 177417), (1395, 157704), (1674, 131420), (1860, 118278), (2232, 98565), (2790, 78852), (3348, 65710), (3720, 59139), (4185, 52568), (5580, 39426), (6571, 33480), (6696, 32855), (8370, 26284), (11160, 19713), (13142, 16740)]