27885960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1179

約数の個数: 96

約数和(自身を含む): 91990080

約数和(自身を除く): 64104120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1091, 1278, 1420, 1704, 2130, 2182, 2556, 2840, 3195, 3273, 4260, 4364, 5112, 5455, 6390, 6546, 8520, 8728, 9819, 10910, 12780, 13092, 16365, 19638, 21820, 25560, 26184, 32730, 39276, 43640, 49095, 65460, 77461, 78552, 98190, 130920, 154922, 196380, 232383, 309844, 387305, 392760, 464766, 619688, 697149, 774610, 929532, 1161915, 1394298, 1549220, 1859064, 2323830, 2788596, 3098440, 3485745, 4647660, 5577192, 6971490, 9295320, 13942980, 27885960]

約数ペア:

[(1, 27885960), (2, 13942980), (3, 9295320), (4, 6971490), (5, 5577192), (6, 4647660), (8, 3485745), (9, 3098440), (10, 2788596), (12, 2323830), (15, 1859064), (18, 1549220), (20, 1394298), (24, 1161915), (30, 929532), (36, 774610), (40, 697149), (45, 619688), (60, 464766), (71, 392760), (72, 387305), (90, 309844), (120, 232383), (142, 196380), (180, 154922), (213, 130920), (284, 98190), (355, 78552), (360, 77461), (426, 65460), (568, 49095), (639, 43640), (710, 39276), (852, 32730), (1065, 26184), (1091, 25560), (1278, 21820), (1420, 19638), (1704, 16365), (2130, 13092), (2182, 12780), (2556, 10910), (2840, 9819), (3195, 8728), (3273, 8520), (4260, 6546), (4364, 6390), (5112, 5455)]