485540820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{141971}}^1$

素因数の和:142005

約数の個数: 72

約数和(自身を含む): 1550334240

約数和(自身を除く): 1064793420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 141971, 283942, 425913, 567884, 709855, 851826, 1277739, 1419710, 1703652, 2129565, 2555478, 2697449, 2839420, 4259130, 5110956, 5394898, 6388695, 8092347, 8518260, 10789796, 12777390, 13487245, 16184694, 24277041, 25554780, 26974490, 32369388, 40461735, 48554082, 53948980, 80923470, 97108164, 121385205, 161846940, 242770410, 485540820]

約数ペア:

[(1, 485540820), (2, 242770410), (3, 161846940), (4, 121385205), (5, 97108164), (6, 80923470), (9, 53948980), (10, 48554082), (12, 40461735), (15, 32369388), (18, 26974490), (19, 25554780), (20, 24277041), (30, 16184694), (36, 13487245), (38, 12777390), (45, 10789796), (57, 8518260), (60, 8092347), (76, 6388695), (90, 5394898), (95, 5110956), (114, 4259130), (171, 2839420), (180, 2697449), (190, 2555478), (228, 2129565), (285, 1703652), (342, 1419710), (380, 1277739), (570, 851826), (684, 709855), (855, 567884), (1140, 425913), (1710, 283942), (3420, 141971)]