105289640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 266112000

約数和(自身を除く): 160822360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 41, 62, 76, 82, 95, 109, 124, 152, 155, 164, 190, 205, 218, 248, 310, 328, 380, 410, 436, 545, 589, 620, 760, 779, 820, 872, 1090, 1178, 1240, 1271, 1558, 1640, 2071, 2180, 2356, 2542, 2945, 3116, 3379, 3895, 4142, 4360, 4469, 4712, 5084, 5890, 6232, 6355, 6758, 7790, 8284, 8938, 10168, 10355, 11780, 12710, 13516, 15580, 16568, 16895, 17876, 20710, 22345, 23560, 24149, 25420, 27032, 31160, 33790, 35752, 41420, 44690, 48298, 50840, 64201, 67580, 82840, 84911, 89380, 96596, 120745, 128402, 135160, 138539, 169822, 178760, 193192, 241490, 256804, 277078, 321005, 339644, 424555, 482980, 513608, 554156, 642010, 679288, 692695, 849110, 965960, 1108312, 1284020, 1385390, 1698220, 2568040, 2632241, 2770780, 3396440, 5264482, 5541560, 10528964, 13161205, 21057928, 26322410, 52644820, 105289640]

約数ペア:

[(1, 105289640), (2, 52644820), (4, 26322410), (5, 21057928), (8, 13161205), (10, 10528964), (19, 5541560), (20, 5264482), (31, 3396440), (38, 2770780), (40, 2632241), (41, 2568040), (62, 1698220), (76, 1385390), (82, 1284020), (95, 1108312), (109, 965960), (124, 849110), (152, 692695), (155, 679288), (164, 642010), (190, 554156), (205, 513608), (218, 482980), (248, 424555), (310, 339644), (328, 321005), (380, 277078), (410, 256804), (436, 241490), (545, 193192), (589, 178760), (620, 169822), (760, 138539), (779, 135160), (820, 128402), (872, 120745), (1090, 96596), (1178, 89380), (1240, 84911), (1271, 82840), (1558, 67580), (1640, 64201), (2071, 50840), (2180, 48298), (2356, 44690), (2542, 41420), (2945, 35752), (3116, 33790), (3379, 31160), (3895, 27032), (4142, 25420), (4360, 24149), (4469, 23560), (4712, 22345), (5084, 20710), (5890, 17876), (6232, 16895), (6355, 16568), (6758, 15580), (7790, 13516), (8284, 12710), (8938, 11780), (10168, 10355)]