38716160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 110376000

約数和(自身を除く): 71659840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 149, 160, 203, 224, 232, 256, 280, 290, 298, 320, 406, 448, 464, 560, 580, 596, 640, 745, 812, 896, 928, 1015, 1043, 1120, 1160, 1192, 1280, 1490, 1624, 1792, 1856, 2030, 2086, 2240, 2320, 2384, 2980, 3248, 3712, 4060, 4172, 4321, 4480, 4640, 4768, 5215, 5960, 6496, 7424, 8120, 8344, 8642, 8960, 9280, 9536, 10430, 11920, 12992, 16240, 16688, 17284, 18560, 19072, 20860, 21605, 23840, 25984, 30247, 32480, 33376, 34568, 37120, 38144, 41720, 43210, 47680, 51968, 60494, 64960, 66752, 69136, 83440, 86420, 95360, 120988, 129920, 133504, 138272, 151235, 166880, 172840, 190720, 241976, 259840, 267008, 276544, 302470, 333760, 345680, 483952, 553088, 604940, 667520, 691360, 967904, 1106176, 1209880, 1335040, 1382720, 1935808, 2419760, 2765440, 3871616, 4839520, 5530880, 7743232, 9679040, 19358080, 38716160]

約数ペア:

[(1, 38716160), (2, 19358080), (4, 9679040), (5, 7743232), (7, 5530880), (8, 4839520), (10, 3871616), (14, 2765440), (16, 2419760), (20, 1935808), (28, 1382720), (29, 1335040), (32, 1209880), (35, 1106176), (40, 967904), (56, 691360), (58, 667520), (64, 604940), (70, 553088), (80, 483952), (112, 345680), (116, 333760), (128, 302470), (140, 276544), (145, 267008), (149, 259840), (160, 241976), (203, 190720), (224, 172840), (232, 166880), (256, 151235), (280, 138272), (290, 133504), (298, 129920), (320, 120988), (406, 95360), (448, 86420), (464, 83440), (560, 69136), (580, 66752), (596, 64960), (640, 60494), (745, 51968), (812, 47680), (896, 43210), (928, 41720), (1015, 38144), (1043, 37120), (1120, 34568), (1160, 33376), (1192, 32480), (1280, 30247), (1490, 25984), (1624, 23840), (1792, 21605), (1856, 20860), (2030, 19072), (2086, 18560), (2240, 17284), (2320, 16688), (2384, 16240), (2980, 12992), (3248, 11920), (3712, 10430), (4060, 9536), (4172, 9280), (4321, 8960), (4480, 8642), (4640, 8344), (4768, 8120), (5215, 7424), (5960, 6496)]