788268880

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1306

約数の個数: 160

約数和(自身を含む): 2232000000

約数和(自身を除く): 1443731120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 161, 184, 196, 230, 245, 280, 322, 343, 368, 392, 460, 490, 560, 644, 686, 784, 805, 920, 980, 1127, 1249, 1288, 1372, 1610, 1715, 1840, 1960, 2254, 2498, 2576, 2744, 3220, 3430, 3920, 4508, 4996, 5488, 5635, 6245, 6440, 6860, 7889, 8743, 9016, 9992, 11270, 12490, 12880, 13720, 15778, 17486, 18032, 19984, 22540, 24980, 27440, 28727, 31556, 34972, 39445, 43715, 45080, 49960, 57454, 61201, 63112, 69944, 78890, 87430, 90160, 99920, 114908, 122402, 126224, 139888, 143635, 157780, 174860, 201089, 229816, 244804, 287270, 306005, 315560, 349720, 402178, 428407, 459632, 489608, 574540, 612010, 631120, 699440, 804356, 856814, 979216, 1005445, 1149080, 1224020, 1407623, 1608712, 1713628, 2010890, 2142035, 2298160, 2448040, 2815246, 3217424, 3427256, 4021780, 4284070, 4896080, 5630492, 6854512, 7038115, 8043560, 8568140, 9853361, 11260984, 14076230, 16087120, 17136280, 19706722, 22521968, 28152460, 34272560, 39413444, 49266805, 56304920, 78826888, 98533610, 112609840, 157653776, 197067220, 394134440, 788268880]

約数ペア:

[(1, 788268880), (2, 394134440), (4, 197067220), (5, 157653776), (7, 112609840), (8, 98533610), (10, 78826888), (14, 56304920), (16, 49266805), (20, 39413444), (23, 34272560), (28, 28152460), (35, 22521968), (40, 19706722), (46, 17136280), (49, 16087120), (56, 14076230), (70, 11260984), (80, 9853361), (92, 8568140), (98, 8043560), (112, 7038115), (115, 6854512), (140, 5630492), (161, 4896080), (184, 4284070), (196, 4021780), (230, 3427256), (245, 3217424), (280, 2815246), (322, 2448040), (343, 2298160), (368, 2142035), (392, 2010890), (460, 1713628), (490, 1608712), (560, 1407623), (644, 1224020), (686, 1149080), (784, 1005445), (805, 979216), (920, 856814), (980, 804356), (1127, 699440), (1249, 631120), (1288, 612010), (1372, 574540), (1610, 489608), (1715, 459632), (1840, 428407), (1960, 402178), (2254, 349720), (2498, 315560), (2576, 306005), (2744, 287270), (3220, 244804), (3430, 229816), (3920, 201089), (4508, 174860), (4996, 157780), (5488, 143635), (5635, 139888), (6245, 126224), (6440, 122402), (6860, 114908), (7889, 99920), (8743, 90160), (9016, 87430), (9992, 78890), (11270, 69944), (12490, 63112), (12880, 61201), (13720, 57454), (15778, 49960), (17486, 45080), (18032, 43715), (19984, 39445), (22540, 34972), (24980, 31556), (27440, 28727)]