245411280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{340849}}^1$

素因数の和:340868

約数の個数: 60

約数和(自身を含む): 824175300

約数和(自身を除く): 578764020

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 340849, 681698, 1022547, 1363396, 1704245, 2045094, 2726792, 3067641, 3408490, 4090188, 5112735, 5453584, 6135282, 6816980, 8180376, 10225470, 12270564, 13633960, 15338205, 16360752, 20450940, 24541128, 27267920, 30676410, 40901880, 49082256, 61352820, 81803760, 122705640, 245411280]

約数ペア:

[(1, 245411280), (2, 122705640), (3, 81803760), (4, 61352820), (5, 49082256), (6, 40901880), (8, 30676410), (9, 27267920), (10, 24541128), (12, 20450940), (15, 16360752), (16, 15338205), (18, 13633960), (20, 12270564), (24, 10225470), (30, 8180376), (36, 6816980), (40, 6135282), (45, 5453584), (48, 5112735), (60, 4090188), (72, 3408490), (80, 3067641), (90, 2726792), (120, 2045094), (144, 1704245), (180, 1363396), (240, 1022547), (360, 681698), (720, 340849)]