261957150

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6397}}^1$

素因数の和:6435

約数の個数: 144

約数和(自身を含む): 866340384

約数和(自身を除く): 604383234

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 30, 35, 39, 42, 45, 50, 63, 65, 70, 75, 78, 90, 91, 105, 117, 126, 130, 150, 175, 182, 195, 210, 225, 234, 273, 315, 325, 350, 390, 450, 455, 525, 546, 585, 630, 650, 819, 910, 975, 1050, 1170, 1365, 1575, 1638, 1950, 2275, 2730, 2925, 3150, 4095, 4550, 5850, 6397, 6825, 8190, 12794, 13650, 19191, 20475, 31985, 38382, 40950, 44779, 57573, 63970, 83161, 89558, 95955, 115146, 134337, 159925, 166322, 191910, 223895, 249483, 268674, 287865, 319850, 403011, 415805, 447790, 479775, 498966, 575730, 582127, 671685, 748449, 806022, 831610, 959550, 1119475, 1164254, 1247415, 1343370, 1439325, 1496898, 1746381, 2015055, 2079025, 2238950, 2494830, 2878650, 2910635, 3358425, 3492762, 3742245, 4030110, 4158050, 5239143, 5821270, 6237075, 6716850, 7484490, 8731905, 10075275, 10478286, 12474150, 14553175, 17463810, 18711225, 20150550, 26195715, 29106350, 37422450, 43659525, 52391430, 87319050, 130978575, 261957150]

約数ペア:

[(1, 261957150), (2, 130978575), (3, 87319050), (5, 52391430), (6, 43659525), (7, 37422450), (9, 29106350), (10, 26195715), (13, 20150550), (14, 18711225), (15, 17463810), (18, 14553175), (21, 12474150), (25, 10478286), (26, 10075275), (30, 8731905), (35, 7484490), (39, 6716850), (42, 6237075), (45, 5821270), (50, 5239143), (63, 4158050), (65, 4030110), (70, 3742245), (75, 3492762), (78, 3358425), (90, 2910635), (91, 2878650), (105, 2494830), (117, 2238950), (126, 2079025), (130, 2015055), (150, 1746381), (175, 1496898), (182, 1439325), (195, 1343370), (210, 1247415), (225, 1164254), (234, 1119475), (273, 959550), (315, 831610), (325, 806022), (350, 748449), (390, 671685), (450, 582127), (455, 575730), (525, 498966), (546, 479775), (585, 447790), (630, 415805), (650, 403011), (819, 319850), (910, 287865), (975, 268674), (1050, 249483), (1170, 223895), (1365, 191910), (1575, 166322), (1638, 159925), (1950, 134337), (2275, 115146), (2730, 95955), (2925, 89558), (3150, 83161), (4095, 63970), (4550, 57573), (5850, 44779), (6397, 40950), (6825, 38382), (8190, 31985), (12794, 20475), (13650, 19191)]