19012920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:333

約数の個数: 128

約数和(自身を含む): 62208000

約数和(自身を除く): 43195080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 269, 285, 310, 372, 380, 456, 465, 538, 570, 589, 620, 744, 760, 807, 930, 1076, 1140, 1178, 1240, 1345, 1614, 1767, 1860, 2152, 2280, 2356, 2690, 2945, 3228, 3534, 3720, 4035, 4712, 5111, 5380, 5890, 6456, 7068, 8070, 8339, 8835, 10222, 10760, 11780, 14136, 15333, 16140, 16678, 17670, 20444, 23560, 25017, 25555, 30666, 32280, 33356, 35340, 40888, 41695, 50034, 51110, 61332, 66712, 70680, 76665, 83390, 100068, 102220, 122664, 125085, 153330, 158441, 166780, 200136, 204440, 250170, 306660, 316882, 333560, 475323, 500340, 613320, 633764, 792205, 950646, 1000680, 1267528, 1584410, 1901292, 2376615, 3168820, 3802584, 4753230, 6337640, 9506460, 19012920]

約数ペア:

[(1, 19012920), (2, 9506460), (3, 6337640), (4, 4753230), (5, 3802584), (6, 3168820), (8, 2376615), (10, 1901292), (12, 1584410), (15, 1267528), (19, 1000680), (20, 950646), (24, 792205), (30, 633764), (31, 613320), (38, 500340), (40, 475323), (57, 333560), (60, 316882), (62, 306660), (76, 250170), (93, 204440), (95, 200136), (114, 166780), (120, 158441), (124, 153330), (152, 125085), (155, 122664), (186, 102220), (190, 100068), (228, 83390), (248, 76665), (269, 70680), (285, 66712), (310, 61332), (372, 51110), (380, 50034), (456, 41695), (465, 40888), (538, 35340), (570, 33356), (589, 32280), (620, 30666), (744, 25555), (760, 25017), (807, 23560), (930, 20444), (1076, 17670), (1140, 16678), (1178, 16140), (1240, 15333), (1345, 14136), (1614, 11780), (1767, 10760), (1860, 10222), (2152, 8835), (2280, 8339), (2356, 8070), (2690, 7068), (2945, 6456), (3228, 5890), (3534, 5380), (3720, 5111), (4035, 4712)]