771226680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4231}}^1$

素因数の和:4290

約数の個数: 192

約数和(自身を含む): 2778900480

約数和(自身を除く): 2007673800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 49, 56, 60, 62, 70, 84, 93, 98, 105, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 245, 248, 280, 294, 310, 372, 392, 420, 434, 465, 490, 588, 620, 651, 735, 744, 840, 868, 930, 980, 1085, 1176, 1240, 1302, 1470, 1519, 1736, 1860, 1960, 2170, 2604, 2940, 3038, 3255, 3720, 4231, 4340, 4557, 5208, 5880, 6076, 6510, 7595, 8462, 8680, 9114, 12152, 12693, 13020, 15190, 16924, 18228, 21155, 22785, 25386, 26040, 29617, 30380, 33848, 36456, 42310, 45570, 50772, 59234, 60760, 63465, 84620, 88851, 91140, 101544, 118468, 126930, 131161, 148085, 169240, 177702, 182280, 207319, 236936, 253860, 262322, 296170, 355404, 393483, 414638, 444255, 507720, 524644, 592340, 621957, 655805, 710808, 786966, 829276, 888510, 918127, 1036595, 1049288, 1184680, 1243914, 1311610, 1573932, 1658552, 1777020, 1836254, 1967415, 2073190, 2487828, 2623220, 2754381, 3109785, 3147864, 3554040, 3672508, 3934830, 4146380, 4590635, 4975656, 5246440, 5508762, 6219570, 6426889, 7345016, 7869660, 8292760, 9181270, 11017524, 12439140, 12853778, 13771905, 15739320, 18362540, 19280667, 22035048, 24878280, 25707556, 27543810, 32134445, 36725080, 38561334, 51415112, 55087620, 64268890, 77122668, 96403335, 110175240, 128537780, 154245336, 192806670, 257075560, 385613340, 771226680]

約数ペア:

[(1, 771226680), (2, 385613340), (3, 257075560), (4, 192806670), (5, 154245336), (6, 128537780), (7, 110175240), (8, 96403335), (10, 77122668), (12, 64268890), (14, 55087620), (15, 51415112), (20, 38561334), (21, 36725080), (24, 32134445), (28, 27543810), (30, 25707556), (31, 24878280), (35, 22035048), (40, 19280667), (42, 18362540), (49, 15739320), (56, 13771905), (60, 12853778), (62, 12439140), (70, 11017524), (84, 9181270), (93, 8292760), (98, 7869660), (105, 7345016), (120, 6426889), (124, 6219570), (140, 5508762), (147, 5246440), (155, 4975656), (168, 4590635), (186, 4146380), (196, 3934830), (210, 3672508), (217, 3554040), (245, 3147864), (248, 3109785), (280, 2754381), (294, 2623220), (310, 2487828), (372, 2073190), (392, 1967415), (420, 1836254), (434, 1777020), (465, 1658552), (490, 1573932), (588, 1311610), (620, 1243914), (651, 1184680), (735, 1049288), (744, 1036595), (840, 918127), (868, 888510), (930, 829276), (980, 786966), (1085, 710808), (1176, 655805), (1240, 621957), (1302, 592340), (1470, 524644), (1519, 507720), (1736, 444255), (1860, 414638), (1960, 393483), (2170, 355404), (2604, 296170), (2940, 262322), (3038, 253860), (3255, 236936), (3720, 207319), (4231, 182280), (4340, 177702), (4557, 169240), (5208, 148085), (5880, 131161), (6076, 126930), (6510, 118468), (7595, 101544), (8462, 91140), (8680, 88851), (9114, 84620), (12152, 63465), (12693, 60760), (13020, 59234), (15190, 50772), (16924, 45570), (18228, 42310), (21155, 36456), (22785, 33848), (25386, 30380), (26040, 29617)]