155722140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1693}}^1$

素因数の和:1788

約数の個数: 144

約数和(自身を含む): 547555008

約数和(自身を除く): 391832868

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 140, 146, 180, 210, 219, 252, 292, 315, 365, 420, 438, 511, 630, 657, 730, 876, 1022, 1095, 1260, 1314, 1460, 1533, 1693, 2044, 2190, 2555, 2628, 3066, 3285, 3386, 4380, 4599, 5079, 5110, 6132, 6570, 6772, 7665, 8465, 9198, 10158, 10220, 11851, 13140, 15237, 15330, 16930, 18396, 20316, 22995, 23702, 25395, 30474, 30660, 33860, 35553, 45990, 47404, 50790, 59255, 60948, 71106, 76185, 91980, 101580, 106659, 118510, 123589, 142212, 152370, 177765, 213318, 237020, 247178, 304740, 355530, 370767, 426636, 494356, 533295, 617945, 711060, 741534, 865123, 1066590, 1112301, 1235890, 1483068, 1730246, 1853835, 2133180, 2224602, 2471780, 2595369, 3460492, 3707670, 4325615, 4449204, 5190738, 5561505, 7415340, 7786107, 8651230, 10381476, 11123010, 12976845, 15572214, 17302460, 22246020, 25953690, 31144428, 38930535, 51907380, 77861070, 155722140]

約数ペア:

[(1, 155722140), (2, 77861070), (3, 51907380), (4, 38930535), (5, 31144428), (6, 25953690), (7, 22246020), (9, 17302460), (10, 15572214), (12, 12976845), (14, 11123010), (15, 10381476), (18, 8651230), (20, 7786107), (21, 7415340), (28, 5561505), (30, 5190738), (35, 4449204), (36, 4325615), (42, 3707670), (45, 3460492), (60, 2595369), (63, 2471780), (70, 2224602), (73, 2133180), (84, 1853835), (90, 1730246), (105, 1483068), (126, 1235890), (140, 1112301), (146, 1066590), (180, 865123), (210, 741534), (219, 711060), (252, 617945), (292, 533295), (315, 494356), (365, 426636), (420, 370767), (438, 355530), (511, 304740), (630, 247178), (657, 237020), (730, 213318), (876, 177765), (1022, 152370), (1095, 142212), (1260, 123589), (1314, 118510), (1460, 106659), (1533, 101580), (1693, 91980), (2044, 76185), (2190, 71106), (2555, 60948), (2628, 59255), (3066, 50790), (3285, 47404), (3386, 45990), (4380, 35553), (4599, 33860), (5079, 30660), (5110, 30474), (6132, 25395), (6570, 23702), (6772, 22995), (7665, 20316), (8465, 18396), (9198, 16930), (10158, 15330), (10220, 15237), (11851, 13140)]