1279231710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:722

約数の個数: 128

約数和(自身を含む): 3333104640

約数和(自身を除く): 2053872930

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 37, 46, 69, 74, 89, 111, 115, 138, 178, 185, 222, 230, 267, 345, 370, 445, 534, 555, 563, 690, 851, 890, 1110, 1126, 1335, 1689, 1702, 2047, 2553, 2670, 2815, 3293, 3378, 4094, 4255, 5106, 5630, 6141, 6586, 8445, 8510, 9879, 10235, 12282, 12765, 12949, 16465, 16890, 19758, 20470, 20831, 25530, 25898, 30705, 32930, 38847, 41662, 49395, 50107, 61410, 62493, 64745, 75739, 77694, 98790, 100214, 104155, 124986, 129490, 150321, 151478, 194235, 208310, 227217, 250535, 300642, 312465, 378695, 388470, 454434, 479113, 501070, 624930, 751605, 757390, 958226, 1136085, 1152461, 1437339, 1503210, 1853959, 2272170, 2304922, 2395565, 2874678, 3457383, 3707918, 4791130, 5561877, 5762305, 6914766, 7186695, 9269795, 11123754, 11524610, 14373390, 17286915, 18539590, 27809385, 34573830, 42641057, 55618770, 85282114, 127923171, 213205285, 255846342, 426410570, 639615855, 1279231710]

約数ペア:

[(1, 1279231710), (2, 639615855), (3, 426410570), (5, 255846342), (6, 213205285), (10, 127923171), (15, 85282114), (23, 55618770), (30, 42641057), (37, 34573830), (46, 27809385), (69, 18539590), (74, 17286915), (89, 14373390), (111, 11524610), (115, 11123754), (138, 9269795), (178, 7186695), (185, 6914766), (222, 5762305), (230, 5561877), (267, 4791130), (345, 3707918), (370, 3457383), (445, 2874678), (534, 2395565), (555, 2304922), (563, 2272170), (690, 1853959), (851, 1503210), (890, 1437339), (1110, 1152461), (1126, 1136085), (1335, 958226), (1689, 757390), (1702, 751605), (2047, 624930), (2553, 501070), (2670, 479113), (2815, 454434), (3293, 388470), (3378, 378695), (4094, 312465), (4255, 300642), (5106, 250535), (5630, 227217), (6141, 208310), (6586, 194235), (8445, 151478), (8510, 150321), (9879, 129490), (10235, 124986), (12282, 104155), (12765, 100214), (12949, 98790), (16465, 77694), (16890, 75739), (19758, 64745), (20470, 62493), (20831, 61410), (25530, 50107), (25898, 49395), (30705, 41662), (32930, 38847)]