90574020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 285575472

約数和(自身を除く): 195001452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 73, 90, 113, 122, 146, 180, 183, 219, 226, 244, 292, 305, 339, 365, 366, 438, 452, 549, 565, 610, 657, 678, 730, 732, 876, 915, 1017, 1095, 1098, 1130, 1220, 1314, 1356, 1460, 1695, 1830, 2034, 2190, 2196, 2260, 2628, 2745, 3285, 3390, 3660, 4068, 4380, 4453, 5085, 5490, 6570, 6780, 6893, 8249, 8906, 10170, 10980, 13140, 13359, 13786, 16498, 17812, 20340, 20679, 22265, 24747, 26718, 27572, 32996, 34465, 40077, 41245, 41358, 44530, 49494, 53436, 62037, 66795, 68930, 74241, 80154, 82490, 82716, 89060, 98988, 103395, 123735, 124074, 133590, 137860, 148482, 160308, 164980, 200385, 206790, 247470, 248148, 267180, 296964, 310185, 371205, 400770, 413580, 494940, 503189, 620370, 742410, 801540, 1006378, 1240740, 1484820, 1509567, 2012756, 2515945, 3019134, 4528701, 5031890, 6038268, 7547835, 9057402, 10063780, 15095670, 18114804, 22643505, 30191340, 45287010, 90574020]

約数ペア:

[(1, 90574020), (2, 45287010), (3, 30191340), (4, 22643505), (5, 18114804), (6, 15095670), (9, 10063780), (10, 9057402), (12, 7547835), (15, 6038268), (18, 5031890), (20, 4528701), (30, 3019134), (36, 2515945), (45, 2012756), (60, 1509567), (61, 1484820), (73, 1240740), (90, 1006378), (113, 801540), (122, 742410), (146, 620370), (180, 503189), (183, 494940), (219, 413580), (226, 400770), (244, 371205), (292, 310185), (305, 296964), (339, 267180), (365, 248148), (366, 247470), (438, 206790), (452, 200385), (549, 164980), (565, 160308), (610, 148482), (657, 137860), (678, 133590), (730, 124074), (732, 123735), (876, 103395), (915, 98988), (1017, 89060), (1095, 82716), (1098, 82490), (1130, 80154), (1220, 74241), (1314, 68930), (1356, 66795), (1460, 62037), (1695, 53436), (1830, 49494), (2034, 44530), (2190, 41358), (2196, 41245), (2260, 40077), (2628, 34465), (2745, 32996), (3285, 27572), (3390, 26718), (3660, 24747), (4068, 22265), (4380, 20679), (4453, 20340), (5085, 17812), (5490, 16498), (6570, 13786), (6780, 13359), (6893, 13140), (8249, 10980), (8906, 10170)]