726747340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 1815367680

約数和(自身を除く): 1088620340

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 37, 38, 44, 55, 74, 76, 95, 110, 127, 148, 185, 190, 209, 220, 254, 370, 380, 407, 418, 508, 635, 703, 740, 814, 836, 1045, 1270, 1369, 1397, 1406, 1628, 2035, 2090, 2413, 2540, 2738, 2794, 2812, 3515, 4070, 4180, 4699, 4826, 5476, 5588, 6845, 6985, 7030, 7733, 8140, 9398, 9652, 12065, 13690, 13970, 14060, 15059, 15466, 18796, 23495, 24130, 26011, 26543, 27380, 27940, 30118, 30932, 38665, 46990, 48260, 51689, 52022, 53086, 60236, 75295, 77330, 89281, 93980, 103378, 104044, 106172, 130055, 132715, 150590, 154660, 173863, 178562, 206756, 258445, 260110, 265430, 286121, 301180, 347726, 357124, 446405, 516890, 520220, 530860, 572242, 695452, 869315, 892810, 982091, 1033780, 1144484, 1430605, 1738630, 1785620, 1912493, 1964182, 2861210, 3303397, 3477260, 3824986, 3928364, 4910455, 5722420, 6606794, 7649972, 9562465, 9820910, 13213588, 16516985, 19124930, 19641820, 33033970, 36337367, 38249860, 66067940, 72674734, 145349468, 181686835, 363373670, 726747340]

約数ペア:

[(1, 726747340), (2, 363373670), (4, 181686835), (5, 145349468), (10, 72674734), (11, 66067940), (19, 38249860), (20, 36337367), (22, 33033970), (37, 19641820), (38, 19124930), (44, 16516985), (55, 13213588), (74, 9820910), (76, 9562465), (95, 7649972), (110, 6606794), (127, 5722420), (148, 4910455), (185, 3928364), (190, 3824986), (209, 3477260), (220, 3303397), (254, 2861210), (370, 1964182), (380, 1912493), (407, 1785620), (418, 1738630), (508, 1430605), (635, 1144484), (703, 1033780), (740, 982091), (814, 892810), (836, 869315), (1045, 695452), (1270, 572242), (1369, 530860), (1397, 520220), (1406, 516890), (1628, 446405), (2035, 357124), (2090, 347726), (2413, 301180), (2540, 286121), (2738, 265430), (2794, 260110), (2812, 258445), (3515, 206756), (4070, 178562), (4180, 173863), (4699, 154660), (4826, 150590), (5476, 132715), (5588, 130055), (6845, 106172), (6985, 104044), (7030, 103378), (7733, 93980), (8140, 89281), (9398, 77330), (9652, 75295), (12065, 60236), (13690, 53086), (13970, 52022), (14060, 51689), (15059, 48260), (15466, 46990), (18796, 38665), (23495, 30932), (24130, 30118), (26011, 27940), (26543, 27380)]