231274260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{191}}^1$

素因数の和:275

約数の個数: 216

約数和(自身を含む): 832785408

約数和(自身を除く): 601511148

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 191, 210, 217, 252, 279, 310, 315, 372, 382, 420, 434, 465, 558, 573, 620, 630, 651, 764, 868, 930, 955, 961, 1085, 1116, 1146, 1260, 1302, 1337, 1395, 1719, 1860, 1910, 1922, 1953, 2170, 2292, 2604, 2674, 2790, 2865, 2883, 3255, 3438, 3820, 3844, 3906, 4011, 4340, 4805, 5348, 5580, 5730, 5766, 5921, 6510, 6685, 6727, 6876, 7812, 8022, 8595, 8649, 9610, 9765, 11460, 11532, 11842, 12033, 13020, 13370, 13454, 14415, 16044, 17190, 17298, 17763, 19220, 19530, 20055, 20181, 23684, 24066, 26740, 26908, 28830, 29605, 33635, 34380, 34596, 35526, 39060, 40110, 40362, 41447, 43245, 48132, 53289, 57660, 59210, 60165, 60543, 67270, 71052, 80220, 80724, 82894, 86490, 88815, 100905, 106578, 118420, 120330, 121086, 124341, 134540, 165788, 172980, 177630, 183551, 201810, 207235, 213156, 240660, 242172, 248682, 266445, 302715, 355260, 367102, 373023, 403620, 414470, 497364, 532890, 550653, 605430, 621705, 734204, 746046, 828940, 917755, 1065780, 1101306, 1210860, 1243410, 1284857, 1492092, 1651959, 1835510, 1865115, 2202612, 2486820, 2569714, 2753265, 3303918, 3671020, 3730230, 3854571, 5139428, 5506530, 6424285, 6607836, 7460460, 7709142, 8259795, 11013060, 11563713, 12848570, 15418284, 16519590, 19272855, 23127426, 25697140, 33039180, 38545710, 46254852, 57818565, 77091420, 115637130, 231274260]

約数ペア:

[(1, 231274260), (2, 115637130), (3, 77091420), (4, 57818565), (5, 46254852), (6, 38545710), (7, 33039180), (9, 25697140), (10, 23127426), (12, 19272855), (14, 16519590), (15, 15418284), (18, 12848570), (20, 11563713), (21, 11013060), (28, 8259795), (30, 7709142), (31, 7460460), (35, 6607836), (36, 6424285), (42, 5506530), (45, 5139428), (60, 3854571), (62, 3730230), (63, 3671020), (70, 3303918), (84, 2753265), (90, 2569714), (93, 2486820), (105, 2202612), (124, 1865115), (126, 1835510), (140, 1651959), (155, 1492092), (180, 1284857), (186, 1243410), (191, 1210860), (210, 1101306), (217, 1065780), (252, 917755), (279, 828940), (310, 746046), (315, 734204), (372, 621705), (382, 605430), (420, 550653), (434, 532890), (465, 497364), (558, 414470), (573, 403620), (620, 373023), (630, 367102), (651, 355260), (764, 302715), (868, 266445), (930, 248682), (955, 242172), (961, 240660), (1085, 213156), (1116, 207235), (1146, 201810), (1260, 183551), (1302, 177630), (1337, 172980), (1395, 165788), (1719, 134540), (1860, 124341), (1910, 121086), (1922, 120330), (1953, 118420), (2170, 106578), (2292, 100905), (2604, 88815), (2674, 86490), (2790, 82894), (2865, 80724), (2883, 80220), (3255, 71052), (3438, 67270), (3820, 60543), (3844, 60165), (3906, 59210), (4011, 57660), (4340, 53289), (4805, 48132), (5348, 43245), (5580, 41447), (5730, 40362), (5766, 40110), (5921, 39060), (6510, 35526), (6685, 34596), (6727, 34380), (6876, 33635), (7812, 29605), (8022, 28830), (8595, 26908), (8649, 26740), (9610, 24066), (9765, 23684), (11460, 20181), (11532, 20055), (11842, 19530), (12033, 19220), (13020, 17763), (13370, 17298), (13454, 17190), (14415, 16044)]