215572560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{797}}^1$

素因数の和:850

約数の個数: 240

約数和(自身を含む): 812198016

約数和(自身を除く): 596625456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 49, 56, 60, 69, 70, 80, 84, 92, 98, 105, 112, 115, 120, 138, 140, 147, 161, 168, 184, 196, 210, 230, 240, 245, 276, 280, 294, 322, 336, 345, 368, 392, 420, 460, 483, 490, 552, 560, 588, 644, 690, 735, 784, 797, 805, 840, 920, 966, 980, 1104, 1127, 1176, 1288, 1380, 1470, 1594, 1610, 1680, 1840, 1932, 1960, 2254, 2352, 2391, 2415, 2576, 2760, 2940, 3188, 3220, 3381, 3864, 3920, 3985, 4508, 4782, 4830, 5520, 5579, 5635, 5880, 6376, 6440, 6762, 7728, 7970, 9016, 9564, 9660, 11158, 11270, 11760, 11955, 12752, 12880, 13524, 15940, 16737, 16905, 18032, 18331, 19128, 19320, 22316, 22540, 23910, 27048, 27895, 31880, 33474, 33810, 36662, 38256, 38640, 39053, 44632, 45080, 47820, 54096, 54993, 55790, 63760, 66948, 67620, 73324, 78106, 83685, 89264, 90160, 91655, 95640, 109986, 111580, 117159, 128317, 133896, 135240, 146648, 156212, 167370, 183310, 191280, 195265, 219972, 223160, 234318, 256634, 267792, 270480, 274965, 293296, 312424, 334740, 366620, 384951, 390530, 439944, 446320, 468636, 513268, 549930, 585795, 624848, 641585, 669480, 733240, 769902, 781060, 879888, 898219, 937272, 1026536, 1099860, 1171590, 1283170, 1338960, 1466480, 1539804, 1562120, 1796438, 1874544, 1924755, 2053072, 2199720, 2343180, 2566340, 2694657, 3079608, 3124240, 3592876, 3849510, 4399440, 4491095, 4686360, 5132680, 5389314, 6159216, 7185752, 7699020, 8982190, 9372720, 10265360, 10778628, 13473285, 14371504, 15398040, 17964380, 21557256, 26946570, 30796080, 35928760, 43114512, 53893140, 71857520, 107786280, 215572560]

約数ペア:

[(1, 215572560), (2, 107786280), (3, 71857520), (4, 53893140), (5, 43114512), (6, 35928760), (7, 30796080), (8, 26946570), (10, 21557256), (12, 17964380), (14, 15398040), (15, 14371504), (16, 13473285), (20, 10778628), (21, 10265360), (23, 9372720), (24, 8982190), (28, 7699020), (30, 7185752), (35, 6159216), (40, 5389314), (42, 5132680), (46, 4686360), (48, 4491095), (49, 4399440), (56, 3849510), (60, 3592876), (69, 3124240), (70, 3079608), (80, 2694657), (84, 2566340), (92, 2343180), (98, 2199720), (105, 2053072), (112, 1924755), (115, 1874544), (120, 1796438), (138, 1562120), (140, 1539804), (147, 1466480), (161, 1338960), (168, 1283170), (184, 1171590), (196, 1099860), (210, 1026536), (230, 937272), (240, 898219), (245, 879888), (276, 781060), (280, 769902), (294, 733240), (322, 669480), (336, 641585), (345, 624848), (368, 585795), (392, 549930), (420, 513268), (460, 468636), (483, 446320), (490, 439944), (552, 390530), (560, 384951), (588, 366620), (644, 334740), (690, 312424), (735, 293296), (784, 274965), (797, 270480), (805, 267792), (840, 256634), (920, 234318), (966, 223160), (980, 219972), (1104, 195265), (1127, 191280), (1176, 183310), (1288, 167370), (1380, 156212), (1470, 146648), (1594, 135240), (1610, 133896), (1680, 128317), (1840, 117159), (1932, 111580), (1960, 109986), (2254, 95640), (2352, 91655), (2391, 90160), (2415, 89264), (2576, 83685), (2760, 78106), (2940, 73324), (3188, 67620), (3220, 66948), (3381, 63760), (3864, 55790), (3920, 54993), (3985, 54096), (4508, 47820), (4782, 45080), (4830, 44632), (5520, 39053), (5579, 38640), (5635, 38256), (5880, 36662), (6376, 33810), (6440, 33474), (6762, 31880), (7728, 27895), (7970, 27048), (9016, 23910), (9564, 22540), (9660, 22316), (11158, 19320), (11270, 19128), (11760, 18331), (11955, 18032), (12752, 16905), (12880, 16737), (13524, 15940)]