248334680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{463}}^1$

素因数の和:561

約数の個数: 128

約数和(自身を含む): 649451520

約数和(自身を除く): 401116840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 53, 55, 88, 92, 106, 110, 115, 184, 212, 220, 230, 253, 265, 424, 440, 460, 463, 506, 530, 583, 920, 926, 1012, 1060, 1166, 1219, 1265, 1852, 2024, 2120, 2315, 2332, 2438, 2530, 2915, 3704, 4630, 4664, 4876, 5060, 5093, 5830, 6095, 9260, 9752, 10120, 10186, 10649, 11660, 12190, 13409, 18520, 20372, 21298, 23320, 24380, 24539, 25465, 26818, 40744, 42596, 48760, 49078, 50930, 53245, 53636, 67045, 85192, 98156, 101860, 106490, 107272, 117139, 122695, 134090, 196312, 203720, 212980, 234278, 245390, 268180, 269929, 425960, 468556, 490780, 536360, 539858, 564397, 585695, 937112, 981560, 1079716, 1128794, 1171390, 1349645, 2159432, 2257588, 2342780, 2699290, 2821985, 4515176, 4685560, 5398580, 5643970, 6208367, 10797160, 11287940, 12416734, 22575880, 24833468, 31041835, 49666936, 62083670, 124167340, 248334680]

約数ペア:

[(1, 248334680), (2, 124167340), (4, 62083670), (5, 49666936), (8, 31041835), (10, 24833468), (11, 22575880), (20, 12416734), (22, 11287940), (23, 10797160), (40, 6208367), (44, 5643970), (46, 5398580), (53, 4685560), (55, 4515176), (88, 2821985), (92, 2699290), (106, 2342780), (110, 2257588), (115, 2159432), (184, 1349645), (212, 1171390), (220, 1128794), (230, 1079716), (253, 981560), (265, 937112), (424, 585695), (440, 564397), (460, 539858), (463, 536360), (506, 490780), (530, 468556), (583, 425960), (920, 269929), (926, 268180), (1012, 245390), (1060, 234278), (1166, 212980), (1219, 203720), (1265, 196312), (1852, 134090), (2024, 122695), (2120, 117139), (2315, 107272), (2332, 106490), (2438, 101860), (2530, 98156), (2915, 85192), (3704, 67045), (4630, 53636), (4664, 53245), (4876, 50930), (5060, 49078), (5093, 48760), (5830, 42596), (6095, 40744), (9260, 26818), (9752, 25465), (10120, 24539), (10186, 24380), (10649, 23320), (11660, 21298), (12190, 20372), (13409, 18520)]