261062340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{467}}^1$

素因数の和:519

約数の個数: 192

約数和(自身を含む): 920844288

約数和(自身を除く): 659781948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 467, 484, 605, 660, 726, 770, 847, 924, 934, 1155, 1210, 1331, 1401, 1452, 1540, 1694, 1815, 1868, 2310, 2335, 2420, 2541, 2662, 2802, 3269, 3388, 3630, 3993, 4235, 4620, 4670, 5082, 5137, 5324, 5604, 6538, 6655, 7005, 7260, 7986, 8470, 9317, 9340, 9807, 10164, 10274, 12705, 13076, 13310, 14010, 15411, 15972, 16345, 16940, 18634, 19614, 19965, 20548, 25410, 25685, 26620, 27951, 28020, 30822, 32690, 35959, 37268, 39228, 39930, 46585, 49035, 50820, 51370, 55902, 56507, 61644, 65380, 71918, 77055, 79860, 93170, 98070, 102740, 107877, 111804, 113014, 139755, 143836, 154110, 169521, 179795, 186340, 196140, 215754, 226028, 279510, 282535, 308220, 339042, 359590, 395549, 431508, 539385, 559020, 565070, 621577, 678084, 719180, 791098, 847605, 1078770, 1130140, 1186647, 1243154, 1582196, 1695210, 1864731, 1977745, 2157540, 2373294, 2486308, 3107885, 3390420, 3729462, 3955490, 4351039, 4746588, 5933235, 6215770, 7458924, 7910980, 8702078, 9323655, 11866470, 12431540, 13053117, 17404156, 18647310, 21755195, 23732940, 26106234, 37294620, 43510390, 52212468, 65265585, 87020780, 130531170, 261062340]

約数ペア:

[(1, 261062340), (2, 130531170), (3, 87020780), (4, 65265585), (5, 52212468), (6, 43510390), (7, 37294620), (10, 26106234), (11, 23732940), (12, 21755195), (14, 18647310), (15, 17404156), (20, 13053117), (21, 12431540), (22, 11866470), (28, 9323655), (30, 8702078), (33, 7910980), (35, 7458924), (42, 6215770), (44, 5933235), (55, 4746588), (60, 4351039), (66, 3955490), (70, 3729462), (77, 3390420), (84, 3107885), (105, 2486308), (110, 2373294), (121, 2157540), (132, 1977745), (140, 1864731), (154, 1695210), (165, 1582196), (210, 1243154), (220, 1186647), (231, 1130140), (242, 1078770), (308, 847605), (330, 791098), (363, 719180), (385, 678084), (420, 621577), (462, 565070), (467, 559020), (484, 539385), (605, 431508), (660, 395549), (726, 359590), (770, 339042), (847, 308220), (924, 282535), (934, 279510), (1155, 226028), (1210, 215754), (1331, 196140), (1401, 186340), (1452, 179795), (1540, 169521), (1694, 154110), (1815, 143836), (1868, 139755), (2310, 113014), (2335, 111804), (2420, 107877), (2541, 102740), (2662, 98070), (2802, 93170), (3269, 79860), (3388, 77055), (3630, 71918), (3993, 65380), (4235, 61644), (4620, 56507), (4670, 55902), (5082, 51370), (5137, 50820), (5324, 49035), (5604, 46585), (6538, 39930), (6655, 39228), (7005, 37268), (7260, 35959), (7986, 32690), (8470, 30822), (9317, 28020), (9340, 27951), (9807, 26620), (10164, 25685), (10274, 25410), (12705, 20548), (13076, 19965), (13310, 19614), (14010, 18634), (15411, 16940), (15972, 16345)]