78993840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{149}}^1$

素因数の和:259

約数の個数: 120

約数和(自身を含む): 251881200

約数和(自身を除く): 172887360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 149, 188, 235, 240, 282, 298, 376, 447, 470, 564, 596, 705, 745, 752, 894, 940, 1128, 1192, 1410, 1490, 1788, 1880, 2209, 2235, 2256, 2384, 2820, 2980, 3576, 3760, 4418, 4470, 5640, 5960, 6627, 7003, 7152, 8836, 8940, 11045, 11280, 11920, 13254, 14006, 17672, 17880, 21009, 22090, 26508, 28012, 33135, 35015, 35344, 35760, 42018, 44180, 53016, 56024, 66270, 70030, 84036, 88360, 105045, 106032, 112048, 132540, 140060, 168072, 176720, 210090, 265080, 280120, 329141, 336144, 420180, 530160, 560240, 658282, 840360, 987423, 1316564, 1645705, 1680720, 1974846, 2633128, 3291410, 3949692, 4937115, 5266256, 6582820, 7899384, 9874230, 13165640, 15798768, 19748460, 26331280, 39496920, 78993840]

約数ペア:

[(1, 78993840), (2, 39496920), (3, 26331280), (4, 19748460), (5, 15798768), (6, 13165640), (8, 9874230), (10, 7899384), (12, 6582820), (15, 5266256), (16, 4937115), (20, 3949692), (24, 3291410), (30, 2633128), (40, 1974846), (47, 1680720), (48, 1645705), (60, 1316564), (80, 987423), (94, 840360), (120, 658282), (141, 560240), (149, 530160), (188, 420180), (235, 336144), (240, 329141), (282, 280120), (298, 265080), (376, 210090), (447, 176720), (470, 168072), (564, 140060), (596, 132540), (705, 112048), (745, 106032), (752, 105045), (894, 88360), (940, 84036), (1128, 70030), (1192, 66270), (1410, 56024), (1490, 53016), (1788, 44180), (1880, 42018), (2209, 35760), (2235, 35344), (2256, 35015), (2384, 33135), (2820, 28012), (2980, 26508), (3576, 22090), (3760, 21009), (4418, 17880), (4470, 17672), (5640, 14006), (5960, 13254), (6627, 11920), (7003, 11280), (7152, 11045), (8836, 8940)]