2531601540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{120209}}^1$

素因数の和:120243

約数の個数: 120

約数和(自身を含む): 8552701080

約数和(自身を除く): 6021099540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 810, 1053, 1170, 1404, 1620, 1755, 2106, 2340, 3510, 4212, 5265, 7020, 10530, 21060, 120209, 240418, 360627, 480836, 601045, 721254, 1081881, 1202090, 1442508, 1562717, 1803135, 2163762, 2404180, 3125434, 3245643, 3606270, 4327524, 4688151, 5409405, 6250868, 6491286, 7212540, 7813585, 9376302, 9736929, 10818810, 12982572, 14064453, 15627170, 16228215, 18752604, 19473858, 21637620, 23440755, 28128906, 31254340, 32456430, 38947716, 42193359, 46881510, 48684645, 56257812, 64912860, 70322265, 84386718, 93763020, 97369290, 126580077, 140644530, 168773436, 194738580, 210966795, 253160154, 281289060, 421933590, 506320308, 632900385, 843867180, 1265800770, 2531601540]

約数ペア:

[(1, 2531601540), (2, 1265800770), (3, 843867180), (4, 632900385), (5, 506320308), (6, 421933590), (9, 281289060), (10, 253160154), (12, 210966795), (13, 194738580), (15, 168773436), (18, 140644530), (20, 126580077), (26, 97369290), (27, 93763020), (30, 84386718), (36, 70322265), (39, 64912860), (45, 56257812), (52, 48684645), (54, 46881510), (60, 42193359), (65, 38947716), (78, 32456430), (81, 31254340), (90, 28128906), (108, 23440755), (117, 21637620), (130, 19473858), (135, 18752604), (156, 16228215), (162, 15627170), (180, 14064453), (195, 12982572), (234, 10818810), (260, 9736929), (270, 9376302), (324, 7813585), (351, 7212540), (390, 6491286), (405, 6250868), (468, 5409405), (540, 4688151), (585, 4327524), (702, 3606270), (780, 3245643), (810, 3125434), (1053, 2404180), (1170, 2163762), (1404, 1803135), (1620, 1562717), (1755, 1442508), (2106, 1202090), (2340, 1081881), (3510, 721254), (4212, 601045), (5265, 480836), (7020, 360627), (10530, 240418), (21060, 120209)]