1279339930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:856

約数の個数: 128

約数和(自身を含む): 2844149760

約数和(自身を除く): 1564809830

約数列:

[1, 2, 5, 10, 11, 17, 22, 29, 31, 34, 55, 58, 62, 85, 110, 145, 155, 170, 187, 290, 310, 319, 341, 374, 493, 527, 638, 682, 761, 899, 935, 986, 1054, 1522, 1595, 1705, 1798, 1870, 2465, 2635, 3190, 3410, 3805, 4495, 4930, 5270, 5423, 5797, 7610, 8371, 8990, 9889, 10846, 11594, 12937, 15283, 16742, 19778, 22069, 23591, 25874, 27115, 28985, 30566, 41855, 44138, 47182, 49445, 54230, 57970, 64685, 76415, 83710, 98890, 110345, 117955, 129370, 142307, 152830, 168113, 220690, 235910, 242759, 259501, 284614, 336226, 375173, 401047, 485518, 519002, 684139, 711535, 750346, 802094, 840565, 1213795, 1297505, 1368278, 1423070, 1681130, 1875865, 2005235, 2427590, 2595010, 3420695, 3751730, 4010470, 4126903, 4411517, 6841390, 7525529, 8253806, 8823034, 11630363, 15051058, 20634515, 22057585, 23260726, 37627645, 41269030, 44115170, 58151815, 75255290, 116303630, 127933993, 255867986, 639669965, 1279339930]

約数ペア:

[(1, 1279339930), (2, 639669965), (5, 255867986), (10, 127933993), (11, 116303630), (17, 75255290), (22, 58151815), (29, 44115170), (31, 41269030), (34, 37627645), (55, 23260726), (58, 22057585), (62, 20634515), (85, 15051058), (110, 11630363), (145, 8823034), (155, 8253806), (170, 7525529), (187, 6841390), (290, 4411517), (310, 4126903), (319, 4010470), (341, 3751730), (374, 3420695), (493, 2595010), (527, 2427590), (638, 2005235), (682, 1875865), (761, 1681130), (899, 1423070), (935, 1368278), (986, 1297505), (1054, 1213795), (1522, 840565), (1595, 802094), (1705, 750346), (1798, 711535), (1870, 684139), (2465, 519002), (2635, 485518), (3190, 401047), (3410, 375173), (3805, 336226), (4495, 284614), (4930, 259501), (5270, 242759), (5423, 235910), (5797, 220690), (7610, 168113), (8371, 152830), (8990, 142307), (9889, 129370), (10846, 117955), (11594, 110345), (12937, 98890), (15283, 83710), (16742, 76415), (19778, 64685), (22069, 57970), (23591, 54230), (25874, 49445), (27115, 47182), (28985, 44138), (30566, 41855)]