19380960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:377

約数の個数: 144

約数和(自身を含む): 67891824

約数和(自身を除く): 48510864

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 313, 344, 360, 387, 430, 480, 516, 626, 645, 688, 720, 774, 860, 939, 1032, 1252, 1290, 1376, 1440, 1548, 1565, 1720, 1878, 1935, 2064, 2504, 2580, 2817, 3096, 3130, 3440, 3756, 3870, 4128, 4695, 5008, 5160, 5634, 6192, 6260, 6880, 7512, 7740, 9390, 10016, 10320, 11268, 12384, 12520, 13459, 14085, 15024, 15480, 18780, 20640, 22536, 25040, 26918, 28170, 30048, 30960, 37560, 40377, 45072, 50080, 53836, 56340, 61920, 67295, 75120, 80754, 90144, 107672, 112680, 121131, 134590, 150240, 161508, 201885, 215344, 225360, 242262, 269180, 323016, 403770, 430688, 450720, 484524, 538360, 605655, 646032, 807540, 969048, 1076720, 1211310, 1292064, 1615080, 1938096, 2153440, 2422620, 3230160, 3876192, 4845240, 6460320, 9690480, 19380960]

約数ペア:

[(1, 19380960), (2, 9690480), (3, 6460320), (4, 4845240), (5, 3876192), (6, 3230160), (8, 2422620), (9, 2153440), (10, 1938096), (12, 1615080), (15, 1292064), (16, 1211310), (18, 1076720), (20, 969048), (24, 807540), (30, 646032), (32, 605655), (36, 538360), (40, 484524), (43, 450720), (45, 430688), (48, 403770), (60, 323016), (72, 269180), (80, 242262), (86, 225360), (90, 215344), (96, 201885), (120, 161508), (129, 150240), (144, 134590), (160, 121131), (172, 112680), (180, 107672), (215, 90144), (240, 80754), (258, 75120), (288, 67295), (313, 61920), (344, 56340), (360, 53836), (387, 50080), (430, 45072), (480, 40377), (516, 37560), (626, 30960), (645, 30048), (688, 28170), (720, 26918), (774, 25040), (860, 22536), (939, 20640), (1032, 18780), (1252, 15480), (1290, 15024), (1376, 14085), (1440, 13459), (1548, 12520), (1565, 12384), (1720, 11268), (1878, 10320), (1935, 10016), (2064, 9390), (2504, 7740), (2580, 7512), (2817, 6880), (3096, 6260), (3130, 6192), (3440, 5634), (3756, 5160), (3870, 5008), (4128, 4695)]