318349980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:581

約数の個数: 192

約数和(自身を含む): 1079568000

約数和(自身を除く): 761218020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 101, 108, 117, 130, 135, 156, 180, 195, 202, 234, 260, 270, 303, 351, 390, 404, 449, 468, 505, 540, 585, 606, 702, 780, 898, 909, 1010, 1170, 1212, 1313, 1347, 1404, 1515, 1755, 1796, 1818, 2020, 2245, 2340, 2626, 2694, 2727, 3030, 3510, 3636, 3939, 4041, 4490, 4545, 5252, 5388, 5454, 5837, 6060, 6565, 6735, 7020, 7878, 8082, 8980, 9090, 10908, 11674, 11817, 12123, 13130, 13470, 13635, 15756, 16164, 17511, 18180, 19695, 20205, 23348, 23634, 24246, 26260, 26940, 27270, 29185, 35022, 35451, 39390, 40410, 45349, 47268, 48492, 52533, 54540, 58370, 59085, 60615, 70044, 70902, 78780, 80820, 87555, 90698, 105066, 116740, 118170, 121230, 136047, 141804, 157599, 175110, 177255, 181396, 210132, 226745, 236340, 242460, 262665, 272094, 315198, 350220, 354510, 408141, 453490, 525330, 544188, 589537, 630396, 680235, 709020, 787995, 816282, 906980, 1050660, 1179074, 1224423, 1360470, 1575990, 1632564, 1768611, 2040705, 2358148, 2448846, 2720940, 2947685, 3151980, 3537222, 4081410, 4897692, 5305833, 5895370, 6122115, 7074444, 8162820, 8843055, 10611666, 11790740, 12244230, 15917499, 17686110, 21223332, 24488460, 26529165, 31834998, 35372220, 53058330, 63669996, 79587495, 106116660, 159174990, 318349980]

約数ペア:

[(1, 318349980), (2, 159174990), (3, 106116660), (4, 79587495), (5, 63669996), (6, 53058330), (9, 35372220), (10, 31834998), (12, 26529165), (13, 24488460), (15, 21223332), (18, 17686110), (20, 15917499), (26, 12244230), (27, 11790740), (30, 10611666), (36, 8843055), (39, 8162820), (45, 7074444), (52, 6122115), (54, 5895370), (60, 5305833), (65, 4897692), (78, 4081410), (90, 3537222), (101, 3151980), (108, 2947685), (117, 2720940), (130, 2448846), (135, 2358148), (156, 2040705), (180, 1768611), (195, 1632564), (202, 1575990), (234, 1360470), (260, 1224423), (270, 1179074), (303, 1050660), (351, 906980), (390, 816282), (404, 787995), (449, 709020), (468, 680235), (505, 630396), (540, 589537), (585, 544188), (606, 525330), (702, 453490), (780, 408141), (898, 354510), (909, 350220), (1010, 315198), (1170, 272094), (1212, 262665), (1313, 242460), (1347, 236340), (1404, 226745), (1515, 210132), (1755, 181396), (1796, 177255), (1818, 175110), (2020, 157599), (2245, 141804), (2340, 136047), (2626, 121230), (2694, 118170), (2727, 116740), (3030, 105066), (3510, 90698), (3636, 87555), (3939, 80820), (4041, 78780), (4490, 70902), (4545, 70044), (5252, 60615), (5388, 59085), (5454, 58370), (5837, 54540), (6060, 52533), (6565, 48492), (6735, 47268), (7020, 45349), (7878, 40410), (8082, 39390), (8980, 35451), (9090, 35022), (10908, 29185), (11674, 27270), (11817, 26940), (12123, 26260), (13130, 24246), (13470, 23634), (13635, 23348), (15756, 20205), (16164, 19695), (17511, 18180)]