489862620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2251}}^1$

素因数の和:2313

約数の個数: 192

約数和(自身を含む): 1694945280

約数和(自身を除く): 1205082660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 31, 36, 39, 45, 52, 54, 60, 62, 65, 78, 90, 93, 108, 117, 124, 130, 135, 155, 156, 180, 186, 195, 234, 260, 270, 279, 310, 351, 372, 390, 403, 465, 468, 540, 558, 585, 620, 702, 780, 806, 837, 930, 1116, 1170, 1209, 1395, 1404, 1612, 1674, 1755, 1860, 2015, 2251, 2340, 2418, 2790, 3348, 3510, 3627, 4030, 4185, 4502, 4836, 5580, 6045, 6753, 7020, 7254, 8060, 8370, 9004, 10881, 11255, 12090, 13506, 14508, 16740, 18135, 20259, 21762, 22510, 24180, 27012, 29263, 33765, 36270, 40518, 43524, 45020, 54405, 58526, 60777, 67530, 69781, 72540, 81036, 87789, 101295, 108810, 117052, 121554, 135060, 139562, 146315, 175578, 202590, 209343, 217620, 243108, 263367, 279124, 292630, 303885, 348905, 351156, 405180, 418686, 438945, 526734, 585260, 607770, 628029, 697810, 790101, 837372, 877890, 907153, 1046715, 1053468, 1215540, 1256058, 1316835, 1395620, 1580202, 1755780, 1814306, 1884087, 2093430, 2512116, 2633670, 2721459, 3140145, 3160404, 3628612, 3768174, 3950505, 4186860, 4535765, 5267340, 5442918, 6280290, 7536348, 7901010, 8164377, 9071530, 9420435, 10885836, 12560580, 13607295, 15802020, 16328754, 18143060, 18840870, 24493131, 27214590, 32657508, 37681740, 40821885, 48986262, 54429180, 81643770, 97972524, 122465655, 163287540, 244931310, 489862620]

約数ペア:

[(1, 489862620), (2, 244931310), (3, 163287540), (4, 122465655), (5, 97972524), (6, 81643770), (9, 54429180), (10, 48986262), (12, 40821885), (13, 37681740), (15, 32657508), (18, 27214590), (20, 24493131), (26, 18840870), (27, 18143060), (30, 16328754), (31, 15802020), (36, 13607295), (39, 12560580), (45, 10885836), (52, 9420435), (54, 9071530), (60, 8164377), (62, 7901010), (65, 7536348), (78, 6280290), (90, 5442918), (93, 5267340), (108, 4535765), (117, 4186860), (124, 3950505), (130, 3768174), (135, 3628612), (155, 3160404), (156, 3140145), (180, 2721459), (186, 2633670), (195, 2512116), (234, 2093430), (260, 1884087), (270, 1814306), (279, 1755780), (310, 1580202), (351, 1395620), (372, 1316835), (390, 1256058), (403, 1215540), (465, 1053468), (468, 1046715), (540, 907153), (558, 877890), (585, 837372), (620, 790101), (702, 697810), (780, 628029), (806, 607770), (837, 585260), (930, 526734), (1116, 438945), (1170, 418686), (1209, 405180), (1395, 351156), (1404, 348905), (1612, 303885), (1674, 292630), (1755, 279124), (1860, 263367), (2015, 243108), (2251, 217620), (2340, 209343), (2418, 202590), (2790, 175578), (3348, 146315), (3510, 139562), (3627, 135060), (4030, 121554), (4185, 117052), (4502, 108810), (4836, 101295), (5580, 87789), (6045, 81036), (6753, 72540), (7020, 69781), (7254, 67530), (8060, 60777), (8370, 58526), (9004, 54405), (10881, 45020), (11255, 43524), (12090, 40518), (13506, 36270), (14508, 33765), (16740, 29263), (18135, 27012), (20259, 24180), (21762, 22510)]