38847900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1423}}^1$

素因数の和:1460

約数の個数: 144

約数和(自身を含む): 138435584

約数和(自身を除く): 99587684

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1050, 1092, 1300, 1365, 1423, 1820, 1950, 2100, 2275, 2730, 2846, 3900, 4269, 4550, 5460, 5692, 6825, 7115, 8538, 9100, 9961, 13650, 14230, 17076, 18499, 19922, 21345, 27300, 28460, 29883, 35575, 36998, 39844, 42690, 49805, 55497, 59766, 71150, 73996, 85380, 92495, 99610, 106725, 110994, 119532, 129493, 142300, 149415, 184990, 199220, 213450, 221988, 249025, 258986, 277485, 298830, 369980, 388479, 426900, 462475, 498050, 517972, 554970, 597660, 647465, 747075, 776958, 924950, 996100, 1109940, 1294930, 1387425, 1494150, 1553916, 1849900, 1942395, 2589860, 2774850, 2988300, 3237325, 3884790, 5549700, 6474650, 7769580, 9711975, 12949300, 19423950, 38847900]

約数ペア:

[(1, 38847900), (2, 19423950), (3, 12949300), (4, 9711975), (5, 7769580), (6, 6474650), (7, 5549700), (10, 3884790), (12, 3237325), (13, 2988300), (14, 2774850), (15, 2589860), (20, 1942395), (21, 1849900), (25, 1553916), (26, 1494150), (28, 1387425), (30, 1294930), (35, 1109940), (39, 996100), (42, 924950), (50, 776958), (52, 747075), (60, 647465), (65, 597660), (70, 554970), (75, 517972), (78, 498050), (84, 462475), (91, 426900), (100, 388479), (105, 369980), (130, 298830), (140, 277485), (150, 258986), (156, 249025), (175, 221988), (182, 213450), (195, 199220), (210, 184990), (260, 149415), (273, 142300), (300, 129493), (325, 119532), (350, 110994), (364, 106725), (390, 99610), (420, 92495), (455, 85380), (525, 73996), (546, 71150), (650, 59766), (700, 55497), (780, 49805), (910, 42690), (975, 39844), (1050, 36998), (1092, 35575), (1300, 29883), (1365, 28460), (1423, 27300), (1820, 21345), (1950, 19922), (2100, 18499), (2275, 17076), (2730, 14230), (2846, 13650), (3900, 9961), (4269, 9100), (4550, 8538), (5460, 7115), (5692, 6825)]