1997972940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{353}}^1$

素因数の和:592

約数の個数: 192

約数和(自身を含む): 6166056960

約数和(自身を除く): 4168084020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 179, 186, 204, 255, 310, 340, 353, 358, 372, 465, 510, 527, 537, 620, 706, 716, 895, 930, 1020, 1054, 1059, 1074, 1412, 1581, 1765, 1790, 1860, 2108, 2118, 2148, 2635, 2685, 3043, 3162, 3530, 3580, 4236, 5270, 5295, 5370, 5549, 6001, 6086, 6324, 7060, 7905, 9129, 10540, 10590, 10740, 10943, 11098, 12002, 12172, 15215, 15810, 16647, 18003, 18258, 21180, 21886, 22196, 24004, 27745, 30005, 30430, 31620, 32829, 33294, 36006, 36516, 43772, 45645, 54715, 55490, 60010, 60860, 63187, 65658, 66588, 72012, 83235, 90015, 91290, 94333, 109430, 110980, 120020, 126374, 131316, 164145, 166470, 180030, 182580, 186031, 188666, 189561, 218860, 252748, 282999, 315935, 328290, 332940, 360060, 372062, 377332, 379122, 471665, 558093, 565998, 631870, 656580, 744124, 758244, 930155, 943330, 947805, 1074179, 1116186, 1131996, 1263740, 1414995, 1860310, 1886660, 1895610, 1958797, 2148358, 2232372, 2790465, 2829990, 3222537, 3720620, 3791220, 3917594, 4296716, 5370895, 5580930, 5659980, 5876391, 6445074, 7835188, 9793985, 10741790, 11161860, 11752782, 12890148, 16112685, 19587970, 21483580, 23505564, 29381955, 32225370, 33299549, 39175940, 58763910, 64450740, 66599098, 99898647, 117527820, 133198196, 166497745, 199797294, 332995490, 399594588, 499493235, 665990980, 998986470, 1997972940]

約数ペア:

[(1, 1997972940), (2, 998986470), (3, 665990980), (4, 499493235), (5, 399594588), (6, 332995490), (10, 199797294), (12, 166497745), (15, 133198196), (17, 117527820), (20, 99898647), (30, 66599098), (31, 64450740), (34, 58763910), (51, 39175940), (60, 33299549), (62, 32225370), (68, 29381955), (85, 23505564), (93, 21483580), (102, 19587970), (124, 16112685), (155, 12890148), (170, 11752782), (179, 11161860), (186, 10741790), (204, 9793985), (255, 7835188), (310, 6445074), (340, 5876391), (353, 5659980), (358, 5580930), (372, 5370895), (465, 4296716), (510, 3917594), (527, 3791220), (537, 3720620), (620, 3222537), (706, 2829990), (716, 2790465), (895, 2232372), (930, 2148358), (1020, 1958797), (1054, 1895610), (1059, 1886660), (1074, 1860310), (1412, 1414995), (1581, 1263740), (1765, 1131996), (1790, 1116186), (1860, 1074179), (2108, 947805), (2118, 943330), (2148, 930155), (2635, 758244), (2685, 744124), (3043, 656580), (3162, 631870), (3530, 565998), (3580, 558093), (4236, 471665), (5270, 379122), (5295, 377332), (5370, 372062), (5549, 360060), (6001, 332940), (6086, 328290), (6324, 315935), (7060, 282999), (7905, 252748), (9129, 218860), (10540, 189561), (10590, 188666), (10740, 186031), (10943, 182580), (11098, 180030), (12002, 166470), (12172, 164145), (15215, 131316), (15810, 126374), (16647, 120020), (18003, 110980), (18258, 109430), (21180, 94333), (21886, 91290), (22196, 90015), (24004, 83235), (27745, 72012), (30005, 66588), (30430, 65658), (31620, 63187), (32829, 60860), (33294, 60010), (36006, 55490), (36516, 54715), (43772, 45645)]