242080

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:121

約数の個数: 48

約数和(自身を含む): 612360

約数和(自身を除く): 370280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 89, 136, 160, 170, 178, 272, 340, 356, 445, 544, 680, 712, 890, 1360, 1424, 1513, 1780, 2720, 2848, 3026, 3560, 6052, 7120, 7565, 12104, 14240, 15130, 24208, 30260, 48416, 60520, 121040, 242080]

約数ペア:

[(1, 242080), (2, 121040), (4, 60520), (5, 48416), (8, 30260), (10, 24208), (16, 15130), (17, 14240), (20, 12104), (32, 7565), (34, 7120), (40, 6052), (68, 3560), (80, 3026), (85, 2848), (89, 2720), (136, 1780), (160, 1513), (170, 1424), (178, 1360), (272, 890), (340, 712), (356, 680), (445, 544)]