888945780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{353}}^1$

素因数の和:478

約数の個数: 144

約数和(自身を含む): 2684566080

約数和(自身を除く): 1795620300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 47, 57, 60, 76, 94, 95, 114, 141, 188, 190, 228, 235, 282, 285, 353, 380, 470, 564, 570, 705, 706, 893, 940, 1059, 1140, 1410, 1412, 1765, 1786, 2118, 2209, 2679, 2820, 3530, 3572, 4236, 4418, 4465, 5295, 5358, 6627, 6707, 7060, 8836, 8930, 10590, 10716, 11045, 13254, 13395, 13414, 16591, 17860, 20121, 21180, 22090, 26508, 26790, 26828, 33135, 33182, 33535, 40242, 41971, 44180, 49773, 53580, 66270, 66364, 67070, 80484, 82955, 83942, 99546, 100605, 125913, 132540, 134140, 165910, 167884, 199092, 201210, 209855, 248865, 251826, 315229, 331820, 402420, 419710, 497730, 503652, 629565, 630458, 779777, 839420, 945687, 995460, 1259130, 1260916, 1559554, 1576145, 1891374, 2339331, 2518260, 3119108, 3152290, 3782748, 3898885, 4678662, 4728435, 6304580, 7797770, 9357324, 9456870, 11696655, 14815763, 15595540, 18913740, 23393310, 29631526, 44447289, 46786620, 59263052, 74078815, 88894578, 148157630, 177789156, 222236445, 296315260, 444472890, 888945780]

約数ペア:

[(1, 888945780), (2, 444472890), (3, 296315260), (4, 222236445), (5, 177789156), (6, 148157630), (10, 88894578), (12, 74078815), (15, 59263052), (19, 46786620), (20, 44447289), (30, 29631526), (38, 23393310), (47, 18913740), (57, 15595540), (60, 14815763), (76, 11696655), (94, 9456870), (95, 9357324), (114, 7797770), (141, 6304580), (188, 4728435), (190, 4678662), (228, 3898885), (235, 3782748), (282, 3152290), (285, 3119108), (353, 2518260), (380, 2339331), (470, 1891374), (564, 1576145), (570, 1559554), (705, 1260916), (706, 1259130), (893, 995460), (940, 945687), (1059, 839420), (1140, 779777), (1410, 630458), (1412, 629565), (1765, 503652), (1786, 497730), (2118, 419710), (2209, 402420), (2679, 331820), (2820, 315229), (3530, 251826), (3572, 248865), (4236, 209855), (4418, 201210), (4465, 199092), (5295, 167884), (5358, 165910), (6627, 134140), (6707, 132540), (7060, 125913), (8836, 100605), (8930, 99546), (10590, 83942), (10716, 82955), (11045, 80484), (13254, 67070), (13395, 66364), (13414, 66270), (16591, 53580), (17860, 49773), (20121, 44180), (21180, 41971), (22090, 40242), (26508, 33535), (26790, 33182), (26828, 33135)]