61726980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:178

約数の個数: 192

約数和(自身を含む): 209018880

約数和(自身を除く): 147291900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 53, 59, 60, 70, 84, 94, 105, 106, 118, 140, 141, 159, 177, 188, 210, 212, 235, 236, 265, 282, 295, 318, 329, 354, 371, 413, 420, 470, 530, 564, 590, 636, 658, 705, 708, 742, 795, 826, 885, 940, 987, 1060, 1113, 1180, 1239, 1316, 1410, 1484, 1590, 1645, 1652, 1770, 1855, 1974, 2065, 2226, 2478, 2491, 2773, 2820, 3127, 3180, 3290, 3540, 3710, 3948, 4130, 4452, 4935, 4956, 4982, 5546, 5565, 6195, 6254, 6580, 7420, 7473, 8260, 8319, 9381, 9870, 9964, 11092, 11130, 12390, 12455, 12508, 13865, 14946, 15635, 16638, 17437, 18762, 19411, 19740, 21889, 22260, 24780, 24910, 27730, 29892, 31270, 33276, 34874, 37365, 37524, 38822, 41595, 43778, 46905, 49820, 52311, 55460, 58233, 62540, 65667, 69748, 74730, 77644, 83190, 87185, 87556, 93810, 97055, 104622, 109445, 116466, 131334, 146969, 149460, 166380, 174370, 187620, 194110, 209244, 218890, 232932, 261555, 262668, 291165, 293938, 328335, 348740, 388220, 437780, 440907, 523110, 582330, 587876, 656670, 734845, 881814, 1028783, 1046220, 1164660, 1313340, 1469690, 1763628, 2057566, 2204535, 2939380, 3086349, 4115132, 4409070, 5143915, 6172698, 8818140, 10287830, 12345396, 15431745, 20575660, 30863490, 61726980]

約数ペア:

[(1, 61726980), (2, 30863490), (3, 20575660), (4, 15431745), (5, 12345396), (6, 10287830), (7, 8818140), (10, 6172698), (12, 5143915), (14, 4409070), (15, 4115132), (20, 3086349), (21, 2939380), (28, 2204535), (30, 2057566), (35, 1763628), (42, 1469690), (47, 1313340), (53, 1164660), (59, 1046220), (60, 1028783), (70, 881814), (84, 734845), (94, 656670), (105, 587876), (106, 582330), (118, 523110), (140, 440907), (141, 437780), (159, 388220), (177, 348740), (188, 328335), (210, 293938), (212, 291165), (235, 262668), (236, 261555), (265, 232932), (282, 218890), (295, 209244), (318, 194110), (329, 187620), (354, 174370), (371, 166380), (413, 149460), (420, 146969), (470, 131334), (530, 116466), (564, 109445), (590, 104622), (636, 97055), (658, 93810), (705, 87556), (708, 87185), (742, 83190), (795, 77644), (826, 74730), (885, 69748), (940, 65667), (987, 62540), (1060, 58233), (1113, 55460), (1180, 52311), (1239, 49820), (1316, 46905), (1410, 43778), (1484, 41595), (1590, 38822), (1645, 37524), (1652, 37365), (1770, 34874), (1855, 33276), (1974, 31270), (2065, 29892), (2226, 27730), (2478, 24910), (2491, 24780), (2773, 22260), (2820, 21889), (3127, 19740), (3180, 19411), (3290, 18762), (3540, 17437), (3710, 16638), (3948, 15635), (4130, 14946), (4452, 13865), (4935, 12508), (4956, 12455), (4982, 12390), (5546, 11130), (5565, 11092), (6195, 9964), (6254, 9870), (6580, 9381), (7420, 8319), (7473, 8260)]