261270360

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6203}}^1$

素因数の和:6239

約数の個数: 160

約数和(自身を含む): 945861840

約数和(自身を除く): 684591480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 702, 780, 810, 936, 1053, 1080, 1170, 1404, 1560, 1620, 1755, 2106, 2340, 2808, 3240, 3510, 4212, 4680, 5265, 6203, 7020, 8424, 10530, 12406, 14040, 18609, 21060, 24812, 31015, 37218, 42120, 49624, 55827, 62030, 74436, 80639, 93045, 111654, 124060, 148872, 161278, 167481, 186090, 223308, 241917, 248120, 279135, 322556, 334962, 372180, 403195, 446616, 483834, 502443, 558270, 645112, 669924, 725751, 744360, 806390, 837405, 967668, 1004886, 1116540, 1209585, 1339848, 1451502, 1612780, 1674810, 1935336, 2009772, 2177253, 2233080, 2419170, 2512215, 2903004, 3225560, 3349620, 3628755, 4019544, 4354506, 4838340, 5024430, 5806008, 6531759, 6699240, 7257510, 8709012, 9676680, 10048860, 10886265, 13063518, 14515020, 17418024, 20097720, 21772530, 26127036, 29030040, 32658795, 43545060, 52254072, 65317590, 87090120, 130635180, 261270360]

約数ペア:

[(1, 261270360), (2, 130635180), (3, 87090120), (4, 65317590), (5, 52254072), (6, 43545060), (8, 32658795), (9, 29030040), (10, 26127036), (12, 21772530), (13, 20097720), (15, 17418024), (18, 14515020), (20, 13063518), (24, 10886265), (26, 10048860), (27, 9676680), (30, 8709012), (36, 7257510), (39, 6699240), (40, 6531759), (45, 5806008), (52, 5024430), (54, 4838340), (60, 4354506), (65, 4019544), (72, 3628755), (78, 3349620), (81, 3225560), (90, 2903004), (104, 2512215), (108, 2419170), (117, 2233080), (120, 2177253), (130, 2009772), (135, 1935336), (156, 1674810), (162, 1612780), (180, 1451502), (195, 1339848), (216, 1209585), (234, 1116540), (260, 1004886), (270, 967668), (312, 837405), (324, 806390), (351, 744360), (360, 725751), (390, 669924), (405, 645112), (468, 558270), (520, 502443), (540, 483834), (585, 446616), (648, 403195), (702, 372180), (780, 334962), (810, 322556), (936, 279135), (1053, 248120), (1080, 241917), (1170, 223308), (1404, 186090), (1560, 167481), (1620, 161278), (1755, 148872), (2106, 124060), (2340, 111654), (2808, 93045), (3240, 80639), (3510, 74436), (4212, 62030), (4680, 55827), (5265, 49624), (6203, 42120), (7020, 37218), (8424, 31015), (10530, 24812), (12406, 21060), (14040, 18609)]