15328820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 38102400

約数和(自身を除く): 22773580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 29, 38, 52, 58, 65, 76, 95, 107, 116, 130, 145, 190, 214, 247, 260, 290, 377, 380, 428, 494, 535, 551, 580, 754, 988, 1070, 1102, 1235, 1391, 1508, 1885, 2033, 2140, 2204, 2470, 2755, 2782, 3103, 3770, 4066, 4940, 5510, 5564, 6206, 6955, 7163, 7540, 8132, 10165, 11020, 12412, 13910, 14326, 15515, 20330, 26429, 27820, 28652, 31030, 35815, 40339, 40660, 52858, 58957, 62060, 71630, 80678, 105716, 117914, 132145, 143260, 161356, 201695, 235828, 264290, 294785, 403390, 528580, 589570, 766441, 806780, 1179140, 1532882, 3065764, 3832205, 7664410, 15328820]

約数ペア:

[(1, 15328820), (2, 7664410), (4, 3832205), (5, 3065764), (10, 1532882), (13, 1179140), (19, 806780), (20, 766441), (26, 589570), (29, 528580), (38, 403390), (52, 294785), (58, 264290), (65, 235828), (76, 201695), (95, 161356), (107, 143260), (116, 132145), (130, 117914), (145, 105716), (190, 80678), (214, 71630), (247, 62060), (260, 58957), (290, 52858), (377, 40660), (380, 40339), (428, 35815), (494, 31030), (535, 28652), (551, 27820), (580, 26429), (754, 20330), (988, 15515), (1070, 14326), (1102, 13910), (1235, 12412), (1391, 11020), (1508, 10165), (1885, 8132), (2033, 7540), (2140, 7163), (2204, 6955), (2470, 6206), (2755, 5564), (2782, 5510), (3103, 4940), (3770, 4066)]