180781380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3359}}^1$

素因数の和:3410

約数の個数: 144

約数和(自身を含む): 616412160

約数和(自身を除く): 435630780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 45, 46, 52, 60, 65, 69, 78, 90, 92, 115, 117, 130, 138, 156, 180, 195, 207, 230, 234, 260, 276, 299, 345, 390, 414, 460, 468, 585, 598, 690, 780, 828, 897, 1035, 1170, 1196, 1380, 1495, 1794, 2070, 2340, 2691, 2990, 3359, 3588, 4140, 4485, 5382, 5980, 6718, 8970, 10077, 10764, 13436, 13455, 16795, 17940, 20154, 26910, 30231, 33590, 40308, 43667, 50385, 53820, 60462, 67180, 77257, 87334, 100770, 120924, 131001, 151155, 154514, 174668, 201540, 218335, 231771, 262002, 302310, 309028, 386285, 393003, 436670, 463542, 524004, 604620, 655005, 695313, 772570, 786006, 873340, 927084, 1004341, 1158855, 1310010, 1390626, 1545140, 1572012, 1965015, 2008682, 2317710, 2620020, 2781252, 3013023, 3476565, 3930030, 4017364, 4635420, 5021705, 6026046, 6953130, 7860060, 9039069, 10043410, 12052092, 13906260, 15065115, 18078138, 20086820, 30130230, 36156276, 45195345, 60260460, 90390690, 180781380]

約数ペア:

[(1, 180781380), (2, 90390690), (3, 60260460), (4, 45195345), (5, 36156276), (6, 30130230), (9, 20086820), (10, 18078138), (12, 15065115), (13, 13906260), (15, 12052092), (18, 10043410), (20, 9039069), (23, 7860060), (26, 6953130), (30, 6026046), (36, 5021705), (39, 4635420), (45, 4017364), (46, 3930030), (52, 3476565), (60, 3013023), (65, 2781252), (69, 2620020), (78, 2317710), (90, 2008682), (92, 1965015), (115, 1572012), (117, 1545140), (130, 1390626), (138, 1310010), (156, 1158855), (180, 1004341), (195, 927084), (207, 873340), (230, 786006), (234, 772570), (260, 695313), (276, 655005), (299, 604620), (345, 524004), (390, 463542), (414, 436670), (460, 393003), (468, 386285), (585, 309028), (598, 302310), (690, 262002), (780, 231771), (828, 218335), (897, 201540), (1035, 174668), (1170, 154514), (1196, 151155), (1380, 131001), (1495, 120924), (1794, 100770), (2070, 87334), (2340, 77257), (2691, 67180), (2990, 60462), (3359, 53820), (3588, 50385), (4140, 43667), (4485, 40308), (5382, 33590), (5980, 30231), (6718, 26910), (8970, 20154), (10077, 17940), (10764, 16795), (13436, 13455)]