208526820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:198

約数の個数: 192

約数和(自身を含む): 643507200

約数和(自身を除く): 434980380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 37, 41, 58, 60, 74, 79, 82, 87, 111, 116, 123, 145, 148, 158, 164, 174, 185, 205, 222, 237, 246, 290, 316, 348, 370, 395, 410, 435, 444, 474, 492, 555, 580, 615, 740, 790, 820, 870, 948, 1073, 1110, 1185, 1189, 1230, 1517, 1580, 1740, 2146, 2220, 2291, 2370, 2378, 2460, 2923, 3034, 3219, 3239, 3567, 4292, 4551, 4582, 4740, 4756, 5365, 5846, 5945, 6068, 6438, 6478, 6873, 7134, 7585, 8769, 9102, 9164, 9717, 10730, 11455, 11692, 11890, 12876, 12956, 13746, 14268, 14615, 15170, 16095, 16195, 17538, 17835, 18204, 19434, 21460, 22755, 22910, 23780, 27492, 29230, 30340, 32190, 32390, 34365, 35076, 35670, 38868, 43845, 43993, 45510, 45820, 48585, 58460, 64380, 64780, 68730, 71340, 84767, 87690, 87986, 91020, 93931, 97170, 119843, 131979, 137460, 169534, 175380, 175972, 187862, 194340, 219965, 239686, 254301, 263958, 281793, 339068, 359529, 375724, 423835, 439930, 469655, 479372, 508602, 527916, 563586, 599215, 659895, 719058, 847670, 879860, 939310, 1017204, 1127172, 1198430, 1271505, 1319790, 1408965, 1438116, 1695340, 1797645, 1878620, 2396860, 2543010, 2639580, 2817930, 3475447, 3595290, 5086020, 5635860, 6950894, 7190580, 10426341, 13901788, 17377235, 20852682, 34754470, 41705364, 52131705, 69508940, 104263410, 208526820]

約数ペア:

[(1, 208526820), (2, 104263410), (3, 69508940), (4, 52131705), (5, 41705364), (6, 34754470), (10, 20852682), (12, 17377235), (15, 13901788), (20, 10426341), (29, 7190580), (30, 6950894), (37, 5635860), (41, 5086020), (58, 3595290), (60, 3475447), (74, 2817930), (79, 2639580), (82, 2543010), (87, 2396860), (111, 1878620), (116, 1797645), (123, 1695340), (145, 1438116), (148, 1408965), (158, 1319790), (164, 1271505), (174, 1198430), (185, 1127172), (205, 1017204), (222, 939310), (237, 879860), (246, 847670), (290, 719058), (316, 659895), (348, 599215), (370, 563586), (395, 527916), (410, 508602), (435, 479372), (444, 469655), (474, 439930), (492, 423835), (555, 375724), (580, 359529), (615, 339068), (740, 281793), (790, 263958), (820, 254301), (870, 239686), (948, 219965), (1073, 194340), (1110, 187862), (1185, 175972), (1189, 175380), (1230, 169534), (1517, 137460), (1580, 131979), (1740, 119843), (2146, 97170), (2220, 93931), (2291, 91020), (2370, 87986), (2378, 87690), (2460, 84767), (2923, 71340), (3034, 68730), (3219, 64780), (3239, 64380), (3567, 58460), (4292, 48585), (4551, 45820), (4582, 45510), (4740, 43993), (4756, 43845), (5365, 38868), (5846, 35670), (5945, 35076), (6068, 34365), (6438, 32390), (6478, 32190), (6873, 30340), (7134, 29230), (7585, 27492), (8769, 23780), (9102, 22910), (9164, 22755), (9717, 21460), (10730, 19434), (11455, 18204), (11692, 17835), (11890, 17538), (12876, 16195), (12956, 16095), (13746, 15170), (14268, 14615)]