222200540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{1039}}^1$

素因数の和:1119

約数の個数: 72

約数和(自身を含む): 509570880

約数和(自身を除く): 287370340

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 289, 340, 370, 578, 629, 740, 1039, 1156, 1258, 1445, 2078, 2516, 2890, 3145, 4156, 5195, 5780, 6290, 10390, 10693, 12580, 17663, 20780, 21386, 35326, 38443, 42772, 53465, 70652, 76886, 88315, 106930, 153772, 176630, 192215, 213860, 300271, 353260, 384430, 600542, 653531, 768860, 1201084, 1307062, 1501355, 2614124, 3002710, 3267655, 6005420, 6535310, 11110027, 13070620, 22220054, 44440108, 55550135, 111100270, 222200540]

約数ペア:

[(1, 222200540), (2, 111100270), (4, 55550135), (5, 44440108), (10, 22220054), (17, 13070620), (20, 11110027), (34, 6535310), (37, 6005420), (68, 3267655), (74, 3002710), (85, 2614124), (148, 1501355), (170, 1307062), (185, 1201084), (289, 768860), (340, 653531), (370, 600542), (578, 384430), (629, 353260), (740, 300271), (1039, 213860), (1156, 192215), (1258, 176630), (1445, 153772), (2078, 106930), (2516, 88315), (2890, 76886), (3145, 70652), (4156, 53465), (5195, 42772), (5780, 38443), (6290, 35326), (10390, 21386), (10693, 20780), (12580, 17663)]