28428960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{8461}}^1$

素因数の和:8486

約数の個数: 96

約数和(自身を含む): 102356352

約数和(自身を除く): 73927392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 8461, 16922, 25383, 33844, 42305, 50766, 59227, 67688, 84610, 101532, 118454, 126915, 135376, 169220, 177681, 203064, 236908, 253830, 270752, 296135, 338440, 355362, 406128, 473816, 507660, 592270, 676880, 710724, 812256, 888405, 947632, 1015320, 1184540, 1353760, 1421448, 1776810, 1895264, 2030640, 2369080, 2842896, 3553620, 4061280, 4738160, 5685792, 7107240, 9476320, 14214480, 28428960]

約数ペア:

[(1, 28428960), (2, 14214480), (3, 9476320), (4, 7107240), (5, 5685792), (6, 4738160), (7, 4061280), (8, 3553620), (10, 2842896), (12, 2369080), (14, 2030640), (15, 1895264), (16, 1776810), (20, 1421448), (21, 1353760), (24, 1184540), (28, 1015320), (30, 947632), (32, 888405), (35, 812256), (40, 710724), (42, 676880), (48, 592270), (56, 507660), (60, 473816), (70, 406128), (80, 355362), (84, 338440), (96, 296135), (105, 270752), (112, 253830), (120, 236908), (140, 203064), (160, 177681), (168, 169220), (210, 135376), (224, 126915), (240, 118454), (280, 101532), (336, 84610), (420, 67688), (480, 59227), (560, 50766), (672, 42305), (840, 33844), (1120, 25383), (1680, 16922), (3360, 8461)]