155152640

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2579}}^1$

素因数の和:2647

約数の個数: 72

約数和(自身を含む): 379693440

約数和(自身を除く): 224540800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 640, 752, 940, 1280, 1504, 1880, 2579, 3008, 3760, 5158, 6016, 7520, 10316, 12032, 12895, 15040, 20632, 25790, 30080, 41264, 51580, 60160, 82528, 103160, 121213, 165056, 206320, 242426, 330112, 412640, 484852, 606065, 660224, 825280, 969704, 1212130, 1650560, 1939408, 2424260, 3301120, 3878816, 4848520, 7757632, 9697040, 15515264, 19394080, 31030528, 38788160, 77576320, 155152640]

約数ペア:

[(1, 155152640), (2, 77576320), (4, 38788160), (5, 31030528), (8, 19394080), (10, 15515264), (16, 9697040), (20, 7757632), (32, 4848520), (40, 3878816), (47, 3301120), (64, 2424260), (80, 1939408), (94, 1650560), (128, 1212130), (160, 969704), (188, 825280), (235, 660224), (256, 606065), (320, 484852), (376, 412640), (470, 330112), (640, 242426), (752, 206320), (940, 165056), (1280, 121213), (1504, 103160), (1880, 82528), (2579, 60160), (3008, 51580), (3760, 41264), (5158, 30080), (6016, 25790), (7520, 20632), (10316, 15040), (12032, 12895)]