199062640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{953}}^1$

素因数の和:1346

約数の個数: 80

約数和(自身を含む): 530912448

約数和(自身を除く): 331849808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 373, 560, 746, 953, 1492, 1865, 1906, 2611, 2984, 3730, 3812, 4765, 5222, 5968, 6671, 7460, 7624, 9530, 10444, 13055, 13342, 14920, 15248, 19060, 20888, 26110, 26684, 29840, 33355, 38120, 41776, 52220, 53368, 66710, 76240, 104440, 106736, 133420, 208880, 266840, 355469, 533680, 710938, 1421876, 1777345, 2488283, 2843752, 3554690, 4976566, 5687504, 7109380, 9953132, 12441415, 14218760, 19906264, 24882830, 28437520, 39812528, 49765660, 99531320, 199062640]

約数ペア:

[(1, 199062640), (2, 99531320), (4, 49765660), (5, 39812528), (7, 28437520), (8, 24882830), (10, 19906264), (14, 14218760), (16, 12441415), (20, 9953132), (28, 7109380), (35, 5687504), (40, 4976566), (56, 3554690), (70, 2843752), (80, 2488283), (112, 1777345), (140, 1421876), (280, 710938), (373, 533680), (560, 355469), (746, 266840), (953, 208880), (1492, 133420), (1865, 106736), (1906, 104440), (2611, 76240), (2984, 66710), (3730, 53368), (3812, 52220), (4765, 41776), (5222, 38120), (5968, 33355), (6671, 29840), (7460, 26684), (7624, 26110), (9530, 20888), (10444, 19060), (13055, 15248), (13342, 14920)]