28328310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 77680512

約数和(自身を除く): 49352202

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 47, 74, 90, 94, 111, 141, 181, 185, 222, 235, 282, 333, 362, 370, 423, 470, 543, 555, 666, 705, 846, 905, 1086, 1110, 1410, 1629, 1665, 1739, 1810, 2115, 2715, 3258, 3330, 3478, 4230, 5217, 5430, 6697, 8145, 8507, 8695, 10434, 13394, 15651, 16290, 17014, 17390, 20091, 25521, 26085, 31302, 33485, 40182, 42535, 51042, 52170, 60273, 66970, 76563, 78255, 85070, 100455, 120546, 127605, 153126, 156510, 200910, 255210, 301365, 314759, 382815, 602730, 629518, 765630, 944277, 1573795, 1888554, 2832831, 3147590, 4721385, 5665662, 9442770, 14164155, 28328310]

約数ペア:

[(1, 28328310), (2, 14164155), (3, 9442770), (5, 5665662), (6, 4721385), (9, 3147590), (10, 2832831), (15, 1888554), (18, 1573795), (30, 944277), (37, 765630), (45, 629518), (47, 602730), (74, 382815), (90, 314759), (94, 301365), (111, 255210), (141, 200910), (181, 156510), (185, 153126), (222, 127605), (235, 120546), (282, 100455), (333, 85070), (362, 78255), (370, 76563), (423, 66970), (470, 60273), (543, 52170), (555, 51042), (666, 42535), (705, 40182), (846, 33485), (905, 31302), (1086, 26085), (1110, 25521), (1410, 20091), (1629, 17390), (1665, 17014), (1739, 16290), (1810, 15651), (2115, 13394), (2715, 10434), (3258, 8695), (3330, 8507), (3478, 8145), (4230, 6697), (5217, 5430)]