390415800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1489}}^1$

素因数の和:1550

約数の個数: 192

約数和(自身を含む): 1330272000

約数和(自身を除く): 939856200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 25, 30, 38, 40, 46, 50, 57, 60, 69, 75, 76, 92, 95, 100, 114, 115, 120, 138, 150, 152, 184, 190, 200, 228, 230, 276, 285, 300, 345, 380, 437, 456, 460, 475, 552, 570, 575, 600, 690, 760, 874, 920, 950, 1140, 1150, 1311, 1380, 1425, 1489, 1725, 1748, 1900, 2185, 2280, 2300, 2622, 2760, 2850, 2978, 3450, 3496, 3800, 4370, 4467, 4600, 5244, 5700, 5956, 6555, 6900, 7445, 8740, 8934, 10488, 10925, 11400, 11912, 13110, 13800, 14890, 17480, 17868, 21850, 22335, 26220, 28291, 29780, 32775, 34247, 35736, 37225, 43700, 44670, 52440, 56582, 59560, 65550, 68494, 74450, 84873, 87400, 89340, 102741, 111675, 113164, 131100, 136988, 141455, 148900, 169746, 171235, 178680, 205482, 223350, 226328, 262200, 273976, 282910, 297800, 339492, 342470, 410964, 424365, 446700, 513705, 565820, 650693, 678984, 684940, 707275, 821928, 848730, 856175, 893400, 1027410, 1131640, 1301386, 1369880, 1414550, 1697460, 1712350, 1952079, 2054820, 2121825, 2568525, 2602772, 2829100, 3253465, 3394920, 3424700, 3904158, 4109640, 4243650, 5137050, 5205544, 5658200, 6506930, 6849400, 7808316, 8487300, 9760395, 10274100, 13013860, 15616632, 16267325, 16974600, 19520790, 20548200, 26027720, 32534650, 39041580, 48801975, 65069300, 78083160, 97603950, 130138600, 195207900, 390415800]

約数ペア:

[(1, 390415800), (2, 195207900), (3, 130138600), (4, 97603950), (5, 78083160), (6, 65069300), (8, 48801975), (10, 39041580), (12, 32534650), (15, 26027720), (19, 20548200), (20, 19520790), (23, 16974600), (24, 16267325), (25, 15616632), (30, 13013860), (38, 10274100), (40, 9760395), (46, 8487300), (50, 7808316), (57, 6849400), (60, 6506930), (69, 5658200), (75, 5205544), (76, 5137050), (92, 4243650), (95, 4109640), (100, 3904158), (114, 3424700), (115, 3394920), (120, 3253465), (138, 2829100), (150, 2602772), (152, 2568525), (184, 2121825), (190, 2054820), (200, 1952079), (228, 1712350), (230, 1697460), (276, 1414550), (285, 1369880), (300, 1301386), (345, 1131640), (380, 1027410), (437, 893400), (456, 856175), (460, 848730), (475, 821928), (552, 707275), (570, 684940), (575, 678984), (600, 650693), (690, 565820), (760, 513705), (874, 446700), (920, 424365), (950, 410964), (1140, 342470), (1150, 339492), (1311, 297800), (1380, 282910), (1425, 273976), (1489, 262200), (1725, 226328), (1748, 223350), (1900, 205482), (2185, 178680), (2280, 171235), (2300, 169746), (2622, 148900), (2760, 141455), (2850, 136988), (2978, 131100), (3450, 113164), (3496, 111675), (3800, 102741), (4370, 89340), (4467, 87400), (4600, 84873), (5244, 74450), (5700, 68494), (5956, 65550), (6555, 59560), (6900, 56582), (7445, 52440), (8740, 44670), (8934, 43700), (10488, 37225), (10925, 35736), (11400, 34247), (11912, 32775), (13110, 29780), (13800, 28291), (14890, 26220), (17480, 22335), (17868, 21850)]