28430280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{523}}^1$

素因数の和:691

約数の個数: 96

約数和(自身を含む): 93188160

約数和(自身を除く): 64757880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 151, 180, 302, 360, 453, 523, 604, 755, 906, 1046, 1208, 1359, 1510, 1569, 1812, 2092, 2265, 2615, 2718, 3020, 3138, 3624, 4184, 4530, 4707, 5230, 5436, 6040, 6276, 6795, 7845, 9060, 9414, 10460, 10872, 12552, 13590, 15690, 18120, 18828, 20920, 23535, 27180, 31380, 37656, 47070, 54360, 62760, 78973, 94140, 157946, 188280, 236919, 315892, 394865, 473838, 631784, 710757, 789730, 947676, 1184595, 1421514, 1579460, 1895352, 2369190, 2843028, 3158920, 3553785, 4738380, 5686056, 7107570, 9476760, 14215140, 28430280]

約数ペア:

[(1, 28430280), (2, 14215140), (3, 9476760), (4, 7107570), (5, 5686056), (6, 4738380), (8, 3553785), (9, 3158920), (10, 2843028), (12, 2369190), (15, 1895352), (18, 1579460), (20, 1421514), (24, 1184595), (30, 947676), (36, 789730), (40, 710757), (45, 631784), (60, 473838), (72, 394865), (90, 315892), (120, 236919), (151, 188280), (180, 157946), (302, 94140), (360, 78973), (453, 62760), (523, 54360), (604, 47070), (755, 37656), (906, 31380), (1046, 27180), (1208, 23535), (1359, 20920), (1510, 18828), (1569, 18120), (1812, 15690), (2092, 13590), (2265, 12552), (2615, 10872), (2718, 10460), (3020, 9414), (3138, 9060), (3624, 7845), (4184, 6795), (4530, 6276), (4707, 6040), (5230, 5436)]