318399720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1913}}^1$

素因数の和:2019

約数の個数: 128

約数和(自身を含む): 1019779200

約数和(自身を除く): 701379480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 73, 76, 95, 114, 120, 146, 152, 190, 219, 228, 285, 292, 365, 380, 438, 456, 570, 584, 730, 760, 876, 1095, 1140, 1387, 1460, 1752, 1913, 2190, 2280, 2774, 2920, 3826, 4161, 4380, 5548, 5739, 6935, 7652, 8322, 8760, 9565, 11096, 11478, 13870, 15304, 16644, 19130, 20805, 22956, 27740, 28695, 33288, 36347, 38260, 41610, 45912, 55480, 57390, 72694, 76520, 83220, 109041, 114780, 139649, 145388, 166440, 181735, 218082, 229560, 279298, 290776, 363470, 418947, 436164, 545205, 558596, 698245, 726940, 837894, 872328, 1090410, 1117192, 1396490, 1453880, 1675788, 2094735, 2180820, 2653331, 2792980, 3351576, 4189470, 4361640, 5306662, 5585960, 7959993, 8378940, 10613324, 13266655, 15919986, 16757880, 21226648, 26533310, 31839972, 39799965, 53066620, 63679944, 79599930, 106133240, 159199860, 318399720]

約数ペア:

[(1, 318399720), (2, 159199860), (3, 106133240), (4, 79599930), (5, 63679944), (6, 53066620), (8, 39799965), (10, 31839972), (12, 26533310), (15, 21226648), (19, 16757880), (20, 15919986), (24, 13266655), (30, 10613324), (38, 8378940), (40, 7959993), (57, 5585960), (60, 5306662), (73, 4361640), (76, 4189470), (95, 3351576), (114, 2792980), (120, 2653331), (146, 2180820), (152, 2094735), (190, 1675788), (219, 1453880), (228, 1396490), (285, 1117192), (292, 1090410), (365, 872328), (380, 837894), (438, 726940), (456, 698245), (570, 558596), (584, 545205), (730, 436164), (760, 418947), (876, 363470), (1095, 290776), (1140, 279298), (1387, 229560), (1460, 218082), (1752, 181735), (1913, 166440), (2190, 145388), (2280, 139649), (2774, 114780), (2920, 109041), (3826, 83220), (4161, 76520), (4380, 72694), (5548, 57390), (5739, 55480), (6935, 45912), (7652, 41610), (8322, 38260), (8760, 36347), (9565, 33288), (11096, 28695), (11478, 27740), (13870, 22956), (15304, 20805), (16644, 19130)]