30657640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 81648000

約数和(自身を除く): 50990360

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 29, 38, 40, 52, 58, 65, 76, 95, 104, 107, 116, 130, 145, 152, 190, 214, 232, 247, 260, 290, 377, 380, 428, 494, 520, 535, 551, 580, 754, 760, 856, 988, 1070, 1102, 1160, 1235, 1391, 1508, 1885, 1976, 2033, 2140, 2204, 2470, 2755, 2782, 3016, 3103, 3770, 4066, 4280, 4408, 4940, 5510, 5564, 6206, 6955, 7163, 7540, 8132, 9880, 10165, 11020, 11128, 12412, 13910, 14326, 15080, 15515, 16264, 20330, 22040, 24824, 26429, 27820, 28652, 31030, 35815, 40339, 40660, 52858, 55640, 57304, 58957, 62060, 71630, 80678, 81320, 105716, 117914, 124120, 132145, 143260, 161356, 201695, 211432, 235828, 264290, 286520, 294785, 322712, 403390, 471656, 528580, 589570, 766441, 806780, 1057160, 1179140, 1532882, 1613560, 2358280, 3065764, 3832205, 6131528, 7664410, 15328820, 30657640]

約数ペア:

[(1, 30657640), (2, 15328820), (4, 7664410), (5, 6131528), (8, 3832205), (10, 3065764), (13, 2358280), (19, 1613560), (20, 1532882), (26, 1179140), (29, 1057160), (38, 806780), (40, 766441), (52, 589570), (58, 528580), (65, 471656), (76, 403390), (95, 322712), (104, 294785), (107, 286520), (116, 264290), (130, 235828), (145, 211432), (152, 201695), (190, 161356), (214, 143260), (232, 132145), (247, 124120), (260, 117914), (290, 105716), (377, 81320), (380, 80678), (428, 71630), (494, 62060), (520, 58957), (535, 57304), (551, 55640), (580, 52858), (754, 40660), (760, 40339), (856, 35815), (988, 31030), (1070, 28652), (1102, 27820), (1160, 26429), (1235, 24824), (1391, 22040), (1508, 20330), (1885, 16264), (1976, 15515), (2033, 15080), (2140, 14326), (2204, 13910), (2470, 12412), (2755, 11128), (2782, 11020), (3016, 10165), (3103, 9880), (3770, 8132), (4066, 7540), (4280, 7163), (4408, 6955), (4940, 6206), (5510, 5564)]