2068678980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{647}}^1$

素因数の和:887

約数の個数: 192

約数和(自身を含む): 6688604160

約数和(自身を除く): 4619925180

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, 108, 124, 135, 155, 180, 186, 191, 270, 279, 310, 372, 382, 465, 540, 558, 573, 620, 647, 764, 837, 930, 955, 1116, 1146, 1294, 1395, 1674, 1719, 1860, 1910, 1941, 2292, 2588, 2790, 2865, 3235, 3348, 3438, 3820, 3882, 4185, 5157, 5580, 5730, 5823, 5921, 6470, 6876, 7764, 8370, 8595, 9705, 10314, 11460, 11646, 11842, 12940, 16740, 17190, 17469, 17763, 19410, 20057, 20628, 23292, 23684, 25785, 29115, 29605, 34380, 34938, 35526, 38820, 40114, 51570, 53289, 58230, 59210, 60171, 69876, 71052, 80228, 87345, 88815, 100285, 103140, 106578, 116460, 118420, 120342, 123577, 159867, 174690, 177630, 180513, 200570, 213156, 240684, 247154, 266445, 300855, 319734, 349380, 355260, 361026, 370731, 401140, 494308, 532890, 541539, 601710, 617885, 639468, 722052, 741462, 799335, 902565, 1065780, 1083078, 1112193, 1203420, 1235770, 1482924, 1598670, 1805130, 1853655, 2166156, 2224386, 2471540, 2707695, 3197340, 3336579, 3610260, 3707310, 3830887, 4448772, 5415390, 5560965, 6673158, 7414620, 7661774, 10830780, 11121930, 11492661, 13346316, 15323548, 16682895, 19154435, 22243860, 22985322, 33365790, 34477983, 38308870, 45970644, 57463305, 66731580, 68955966, 76617740, 103433949, 114926610, 137911932, 172389915, 206867898, 229853220, 344779830, 413735796, 517169745, 689559660, 1034339490, 2068678980]

約数ペア:

[(1, 2068678980), (2, 1034339490), (3, 689559660), (4, 517169745), (5, 413735796), (6, 344779830), (9, 229853220), (10, 206867898), (12, 172389915), (15, 137911932), (18, 114926610), (20, 103433949), (27, 76617740), (30, 68955966), (31, 66731580), (36, 57463305), (45, 45970644), (54, 38308870), (60, 34477983), (62, 33365790), (90, 22985322), (93, 22243860), (108, 19154435), (124, 16682895), (135, 15323548), (155, 13346316), (180, 11492661), (186, 11121930), (191, 10830780), (270, 7661774), (279, 7414620), (310, 6673158), (372, 5560965), (382, 5415390), (465, 4448772), (540, 3830887), (558, 3707310), (573, 3610260), (620, 3336579), (647, 3197340), (764, 2707695), (837, 2471540), (930, 2224386), (955, 2166156), (1116, 1853655), (1146, 1805130), (1294, 1598670), (1395, 1482924), (1674, 1235770), (1719, 1203420), (1860, 1112193), (1910, 1083078), (1941, 1065780), (2292, 902565), (2588, 799335), (2790, 741462), (2865, 722052), (3235, 639468), (3348, 617885), (3438, 601710), (3820, 541539), (3882, 532890), (4185, 494308), (5157, 401140), (5580, 370731), (5730, 361026), (5823, 355260), (5921, 349380), (6470, 319734), (6876, 300855), (7764, 266445), (8370, 247154), (8595, 240684), (9705, 213156), (10314, 200570), (11460, 180513), (11646, 177630), (11842, 174690), (12940, 159867), (16740, 123577), (17190, 120342), (17469, 118420), (17763, 116460), (19410, 106578), (20057, 103140), (20628, 100285), (23292, 88815), (23684, 87345), (25785, 80228), (29115, 71052), (29605, 69876), (34380, 60171), (34938, 59210), (35526, 58230), (38820, 53289), (40114, 51570)]