7641540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 120

約数和(自身を含む): 24698520

約数和(自身を除く): 17056980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 81, 89, 90, 106, 108, 135, 159, 162, 178, 180, 212, 265, 267, 270, 318, 324, 356, 405, 445, 477, 530, 534, 540, 636, 795, 801, 810, 890, 954, 1060, 1068, 1335, 1431, 1590, 1602, 1620, 1780, 1908, 2385, 2403, 2670, 2862, 3180, 3204, 4005, 4293, 4717, 4770, 4806, 5340, 5724, 7155, 7209, 8010, 8586, 9434, 9540, 9612, 12015, 14151, 14310, 14418, 16020, 17172, 18868, 21465, 23585, 24030, 28302, 28620, 28836, 36045, 42453, 42930, 47170, 48060, 56604, 70755, 72090, 84906, 85860, 94340, 127359, 141510, 144180, 169812, 212265, 254718, 283020, 382077, 424530, 509436, 636795, 764154, 849060, 1273590, 1528308, 1910385, 2547180, 3820770, 7641540]

約数ペア:

[(1, 7641540), (2, 3820770), (3, 2547180), (4, 1910385), (5, 1528308), (6, 1273590), (9, 849060), (10, 764154), (12, 636795), (15, 509436), (18, 424530), (20, 382077), (27, 283020), (30, 254718), (36, 212265), (45, 169812), (53, 144180), (54, 141510), (60, 127359), (81, 94340), (89, 85860), (90, 84906), (106, 72090), (108, 70755), (135, 56604), (159, 48060), (162, 47170), (178, 42930), (180, 42453), (212, 36045), (265, 28836), (267, 28620), (270, 28302), (318, 24030), (324, 23585), (356, 21465), (405, 18868), (445, 17172), (477, 16020), (530, 14418), (534, 14310), (540, 14151), (636, 12015), (795, 9612), (801, 9540), (810, 9434), (890, 8586), (954, 8010), (1060, 7209), (1068, 7155), (1335, 5724), (1431, 5340), (1590, 4806), (1602, 4770), (1620, 4717), (1780, 4293), (1908, 4005), (2385, 3204), (2403, 3180), (2670, 2862)]