75487860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:534

約数の個数: 144

約数和(自身を含む): 263932032

約数和(自身を除く): 188444172

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 181, 210, 252, 315, 331, 362, 420, 543, 630, 662, 724, 905, 993, 1086, 1260, 1267, 1324, 1629, 1655, 1810, 1986, 2172, 2317, 2534, 2715, 2979, 3258, 3310, 3620, 3801, 3972, 4634, 4965, 5068, 5430, 5958, 6335, 6516, 6620, 6951, 7602, 8145, 9268, 9930, 10860, 11403, 11585, 11916, 12670, 13902, 14895, 15204, 16290, 19005, 19860, 20853, 22806, 23170, 25340, 27804, 29790, 32580, 34755, 38010, 41706, 45612, 46340, 57015, 59580, 59911, 69510, 76020, 83412, 104265, 114030, 119822, 139020, 179733, 208530, 228060, 239644, 299555, 359466, 417060, 419377, 539199, 599110, 718932, 838754, 898665, 1078398, 1198220, 1258131, 1677508, 1797330, 2096885, 2156796, 2516262, 2695995, 3594660, 3774393, 4193770, 5032524, 5391990, 6290655, 7548786, 8387540, 10783980, 12581310, 15097572, 18871965, 25162620, 37743930, 75487860]

約数ペア:

[(1, 75487860), (2, 37743930), (3, 25162620), (4, 18871965), (5, 15097572), (6, 12581310), (7, 10783980), (9, 8387540), (10, 7548786), (12, 6290655), (14, 5391990), (15, 5032524), (18, 4193770), (20, 3774393), (21, 3594660), (28, 2695995), (30, 2516262), (35, 2156796), (36, 2096885), (42, 1797330), (45, 1677508), (60, 1258131), (63, 1198220), (70, 1078398), (84, 898665), (90, 838754), (105, 718932), (126, 599110), (140, 539199), (180, 419377), (181, 417060), (210, 359466), (252, 299555), (315, 239644), (331, 228060), (362, 208530), (420, 179733), (543, 139020), (630, 119822), (662, 114030), (724, 104265), (905, 83412), (993, 76020), (1086, 69510), (1260, 59911), (1267, 59580), (1324, 57015), (1629, 46340), (1655, 45612), (1810, 41706), (1986, 38010), (2172, 34755), (2317, 32580), (2534, 29790), (2715, 27804), (2979, 25340), (3258, 23170), (3310, 22806), (3620, 20853), (3801, 19860), (3972, 19005), (4634, 16290), (4965, 15204), (5068, 14895), (5430, 13902), (5958, 12670), (6335, 11916), (6516, 11585), (6620, 11403), (6951, 10860), (7602, 9930), (8145, 9268)]