686021940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{383}}^1$

素因数の和:539

約数の個数: 192

約数和(自身を含む): 2229534720

約数和(自身を除く): 1543512780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 107, 108, 124, 135, 155, 180, 186, 214, 270, 279, 310, 321, 372, 383, 428, 465, 535, 540, 558, 620, 642, 766, 837, 930, 963, 1070, 1116, 1149, 1284, 1395, 1532, 1605, 1674, 1860, 1915, 1926, 2140, 2298, 2790, 2889, 3210, 3317, 3348, 3447, 3830, 3852, 4185, 4596, 4815, 5580, 5745, 5778, 6420, 6634, 6894, 7660, 8370, 9630, 9951, 10341, 11490, 11556, 11873, 13268, 13788, 14445, 16585, 16740, 17235, 19260, 19902, 20682, 22980, 23746, 28890, 29853, 33170, 34470, 35619, 39804, 40981, 41364, 47492, 49755, 51705, 57780, 59365, 59706, 66340, 68940, 71238, 81962, 89559, 99510, 103410, 106857, 118730, 119412, 122943, 142476, 149265, 163924, 178095, 179118, 199020, 204905, 206820, 213714, 237460, 245886, 298530, 320571, 356190, 358236, 368829, 409810, 427428, 447795, 491772, 534285, 597060, 614715, 641142, 712380, 737658, 819620, 895590, 1068570, 1106487, 1229430, 1270411, 1282284, 1475316, 1602855, 1791180, 1844145, 2137140, 2212974, 2458860, 2540822, 3205710, 3688290, 3811233, 4425948, 5081644, 5532435, 6352055, 6411420, 7376580, 7622466, 11064870, 11433699, 12704110, 15244932, 19056165, 22129740, 22867398, 25408220, 34301097, 38112330, 45734796, 57168495, 68602194, 76224660, 114336990, 137204388, 171505485, 228673980, 343010970, 686021940]

約数ペア:

[(1, 686021940), (2, 343010970), (3, 228673980), (4, 171505485), (5, 137204388), (6, 114336990), (9, 76224660), (10, 68602194), (12, 57168495), (15, 45734796), (18, 38112330), (20, 34301097), (27, 25408220), (30, 22867398), (31, 22129740), (36, 19056165), (45, 15244932), (54, 12704110), (60, 11433699), (62, 11064870), (90, 7622466), (93, 7376580), (107, 6411420), (108, 6352055), (124, 5532435), (135, 5081644), (155, 4425948), (180, 3811233), (186, 3688290), (214, 3205710), (270, 2540822), (279, 2458860), (310, 2212974), (321, 2137140), (372, 1844145), (383, 1791180), (428, 1602855), (465, 1475316), (535, 1282284), (540, 1270411), (558, 1229430), (620, 1106487), (642, 1068570), (766, 895590), (837, 819620), (930, 737658), (963, 712380), (1070, 641142), (1116, 614715), (1149, 597060), (1284, 534285), (1395, 491772), (1532, 447795), (1605, 427428), (1674, 409810), (1860, 368829), (1915, 358236), (1926, 356190), (2140, 320571), (2298, 298530), (2790, 245886), (2889, 237460), (3210, 213714), (3317, 206820), (3348, 204905), (3447, 199020), (3830, 179118), (3852, 178095), (4185, 163924), (4596, 149265), (4815, 142476), (5580, 122943), (5745, 119412), (5778, 118730), (6420, 106857), (6634, 103410), (6894, 99510), (7660, 89559), (8370, 81962), (9630, 71238), (9951, 68940), (10341, 66340), (11490, 59706), (11556, 59365), (11873, 57780), (13268, 51705), (13788, 49755), (14445, 47492), (16585, 41364), (16740, 40981), (17235, 39804), (19260, 35619), (19902, 34470), (20682, 33170), (22980, 29853), (23746, 28890)]