61003040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:311

約数の個数: 144

約数和(自身を含む): 173746944

約数和(自身を除く): 112743904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 251, 280, 310, 392, 434, 490, 496, 502, 560, 620, 784, 868, 980, 992, 1004, 1085, 1120, 1240, 1255, 1519, 1568, 1736, 1757, 1960, 2008, 2170, 2480, 2510, 3038, 3472, 3514, 3920, 4016, 4340, 4960, 5020, 6076, 6944, 7028, 7595, 7781, 7840, 8032, 8680, 8785, 10040, 12152, 12299, 14056, 15190, 15562, 17360, 17570, 20080, 24304, 24598, 28112, 30380, 31124, 34720, 35140, 38905, 40160, 48608, 49196, 54467, 56224, 60760, 61495, 62248, 70280, 77810, 98392, 108934, 121520, 122990, 124496, 140560, 155620, 196784, 217868, 243040, 245980, 248992, 272335, 281120, 311240, 381269, 393568, 435736, 491960, 544670, 622480, 762538, 871472, 983920, 1089340, 1244960, 1525076, 1742944, 1906345, 1967840, 2178680, 3050152, 3812690, 4357360, 6100304, 7625380, 8714720, 12200608, 15250760, 30501520, 61003040]

約数ペア:

[(1, 61003040), (2, 30501520), (4, 15250760), (5, 12200608), (7, 8714720), (8, 7625380), (10, 6100304), (14, 4357360), (16, 3812690), (20, 3050152), (28, 2178680), (31, 1967840), (32, 1906345), (35, 1742944), (40, 1525076), (49, 1244960), (56, 1089340), (62, 983920), (70, 871472), (80, 762538), (98, 622480), (112, 544670), (124, 491960), (140, 435736), (155, 393568), (160, 381269), (196, 311240), (217, 281120), (224, 272335), (245, 248992), (248, 245980), (251, 243040), (280, 217868), (310, 196784), (392, 155620), (434, 140560), (490, 124496), (496, 122990), (502, 121520), (560, 108934), (620, 98392), (784, 77810), (868, 70280), (980, 62248), (992, 61495), (1004, 60760), (1085, 56224), (1120, 54467), (1240, 49196), (1255, 48608), (1519, 40160), (1568, 38905), (1736, 35140), (1757, 34720), (1960, 31124), (2008, 30380), (2170, 28112), (2480, 24598), (2510, 24304), (3038, 20080), (3472, 17570), (3514, 17360), (3920, 15562), (4016, 15190), (4340, 14056), (4960, 12299), (5020, 12152), (6076, 10040), (6944, 8785), (7028, 8680), (7595, 8032), (7781, 7840)]