187728840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4457}}^1$

素因数の和:4493

約数の個数: 160

約数和(自身を含む): 679666680

約数和(自身を除く): 491937840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 702, 780, 810, 936, 1053, 1080, 1170, 1404, 1560, 1620, 1755, 2106, 2340, 2808, 3240, 3510, 4212, 4457, 4680, 5265, 7020, 8424, 8914, 10530, 13371, 14040, 17828, 21060, 22285, 26742, 35656, 40113, 42120, 44570, 53484, 57941, 66855, 80226, 89140, 106968, 115882, 120339, 133710, 160452, 173823, 178280, 200565, 231764, 240678, 267420, 289705, 320904, 347646, 361017, 401130, 463528, 481356, 521469, 534840, 579410, 601695, 695292, 722034, 802260, 869115, 962712, 1042938, 1158820, 1203390, 1390584, 1444068, 1564407, 1604520, 1738230, 1805085, 2085876, 2317640, 2406780, 2607345, 2888136, 3128814, 3476460, 3610170, 4171752, 4693221, 4813560, 5214690, 6257628, 6952920, 7220340, 7822035, 9386442, 10429380, 12515256, 14440680, 15644070, 18772884, 20858760, 23466105, 31288140, 37545768, 46932210, 62576280, 93864420, 187728840]

約数ペア:

[(1, 187728840), (2, 93864420), (3, 62576280), (4, 46932210), (5, 37545768), (6, 31288140), (8, 23466105), (9, 20858760), (10, 18772884), (12, 15644070), (13, 14440680), (15, 12515256), (18, 10429380), (20, 9386442), (24, 7822035), (26, 7220340), (27, 6952920), (30, 6257628), (36, 5214690), (39, 4813560), (40, 4693221), (45, 4171752), (52, 3610170), (54, 3476460), (60, 3128814), (65, 2888136), (72, 2607345), (78, 2406780), (81, 2317640), (90, 2085876), (104, 1805085), (108, 1738230), (117, 1604520), (120, 1564407), (130, 1444068), (135, 1390584), (156, 1203390), (162, 1158820), (180, 1042938), (195, 962712), (216, 869115), (234, 802260), (260, 722034), (270, 695292), (312, 601695), (324, 579410), (351, 534840), (360, 521469), (390, 481356), (405, 463528), (468, 401130), (520, 361017), (540, 347646), (585, 320904), (648, 289705), (702, 267420), (780, 240678), (810, 231764), (936, 200565), (1053, 178280), (1080, 173823), (1170, 160452), (1404, 133710), (1560, 120339), (1620, 115882), (1755, 106968), (2106, 89140), (2340, 80226), (2808, 66855), (3240, 57941), (3510, 53484), (4212, 44570), (4457, 42120), (4680, 40113), (5265, 35656), (7020, 26742), (8424, 22285), (8914, 21060), (10530, 17828), (13371, 14040)]