1969561620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{15881}}^1$

素因数の和:15962

約数の個数: 144

約数和(自身を含む): 6555708432

約数和(自身を除く): 4586146812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 53, 60, 65, 78, 90, 106, 117, 130, 156, 159, 180, 195, 212, 234, 260, 265, 318, 390, 468, 477, 530, 585, 636, 689, 780, 795, 954, 1060, 1170, 1378, 1590, 1908, 2067, 2340, 2385, 2756, 3180, 3445, 4134, 4770, 6201, 6890, 8268, 9540, 10335, 12402, 13780, 15881, 20670, 24804, 31005, 31762, 41340, 47643, 62010, 63524, 79405, 95286, 124020, 142929, 158810, 190572, 206453, 238215, 285858, 317620, 412906, 476430, 571716, 619359, 714645, 825812, 841693, 952860, 1032265, 1238718, 1429290, 1683386, 1858077, 2064530, 2477436, 2525079, 2858580, 3096795, 3366772, 3716154, 4129060, 4208465, 5050158, 6193590, 7432308, 7575237, 8416930, 9290385, 10100316, 10942009, 12387180, 12625395, 15150474, 16833860, 18580770, 21884018, 25250790, 30300948, 32826027, 37161540, 37876185, 43768036, 50501580, 54710045, 65652054, 75752370, 98478081, 109420090, 131304108, 151504740, 164130135, 196956162, 218840180, 328260270, 393912324, 492390405, 656520540, 984780810, 1969561620]

約数ペア:

[(1, 1969561620), (2, 984780810), (3, 656520540), (4, 492390405), (5, 393912324), (6, 328260270), (9, 218840180), (10, 196956162), (12, 164130135), (13, 151504740), (15, 131304108), (18, 109420090), (20, 98478081), (26, 75752370), (30, 65652054), (36, 54710045), (39, 50501580), (45, 43768036), (52, 37876185), (53, 37161540), (60, 32826027), (65, 30300948), (78, 25250790), (90, 21884018), (106, 18580770), (117, 16833860), (130, 15150474), (156, 12625395), (159, 12387180), (180, 10942009), (195, 10100316), (212, 9290385), (234, 8416930), (260, 7575237), (265, 7432308), (318, 6193590), (390, 5050158), (468, 4208465), (477, 4129060), (530, 3716154), (585, 3366772), (636, 3096795), (689, 2858580), (780, 2525079), (795, 2477436), (954, 2064530), (1060, 1858077), (1170, 1683386), (1378, 1429290), (1590, 1238718), (1908, 1032265), (2067, 952860), (2340, 841693), (2385, 825812), (2756, 714645), (3180, 619359), (3445, 571716), (4134, 476430), (4770, 412906), (6201, 317620), (6890, 285858), (8268, 238215), (9540, 206453), (10335, 190572), (12402, 158810), (13780, 142929), (15881, 124020), (20670, 95286), (24804, 79405), (31005, 63524), (31762, 62010), (41340, 47643)]