1020972840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{739}}^1$

素因数の和:1179

約数の個数: 128

約数和(自身を含む): 3180816000

約数和(自身を除く): 2159843160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 397, 435, 580, 696, 739, 794, 870, 1160, 1191, 1478, 1588, 1740, 1985, 2217, 2382, 2956, 3176, 3480, 3695, 3970, 4434, 4764, 5912, 5955, 7390, 7940, 8868, 9528, 11085, 11513, 11910, 14780, 15880, 17736, 21431, 22170, 23026, 23820, 29560, 34539, 42862, 44340, 46052, 47640, 57565, 64293, 69078, 85724, 88680, 92104, 107155, 115130, 128586, 138156, 171448, 172695, 214310, 230260, 257172, 276312, 293383, 321465, 345390, 428620, 460520, 514344, 586766, 642930, 690780, 857240, 880149, 1173532, 1285860, 1381560, 1466915, 1760298, 2347064, 2571720, 2933830, 3520596, 4400745, 5867660, 7041192, 8508107, 8801490, 11735320, 17016214, 17602980, 25524321, 34032428, 35205960, 42540535, 51048642, 68064856, 85081070, 102097284, 127621605, 170162140, 204194568, 255243210, 340324280, 510486420, 1020972840]

約数ペア:

[(1, 1020972840), (2, 510486420), (3, 340324280), (4, 255243210), (5, 204194568), (6, 170162140), (8, 127621605), (10, 102097284), (12, 85081070), (15, 68064856), (20, 51048642), (24, 42540535), (29, 35205960), (30, 34032428), (40, 25524321), (58, 17602980), (60, 17016214), (87, 11735320), (116, 8801490), (120, 8508107), (145, 7041192), (174, 5867660), (232, 4400745), (290, 3520596), (348, 2933830), (397, 2571720), (435, 2347064), (580, 1760298), (696, 1466915), (739, 1381560), (794, 1285860), (870, 1173532), (1160, 880149), (1191, 857240), (1478, 690780), (1588, 642930), (1740, 586766), (1985, 514344), (2217, 460520), (2382, 428620), (2956, 345390), (3176, 321465), (3480, 293383), (3695, 276312), (3970, 257172), (4434, 230260), (4764, 214310), (5912, 172695), (5955, 171448), (7390, 138156), (7940, 128586), (8868, 115130), (9528, 107155), (11085, 92104), (11513, 88680), (11910, 85724), (14780, 69078), (15880, 64293), (17736, 57565), (21431, 47640), (22170, 46052), (23026, 44340), (23820, 42862), (29560, 34539)]