70939980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 231154560

約数和(自身を除く): 160214580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 97, 102, 153, 170, 180, 194, 204, 239, 255, 291, 306, 340, 388, 478, 485, 510, 582, 612, 717, 765, 873, 956, 970, 1020, 1164, 1195, 1434, 1455, 1530, 1649, 1746, 1940, 2151, 2390, 2868, 2910, 3060, 3298, 3492, 3585, 4063, 4302, 4365, 4780, 4947, 5820, 6596, 7170, 8126, 8245, 8604, 8730, 9894, 10755, 12189, 14340, 14841, 16252, 16490, 17460, 19788, 20315, 21510, 23183, 24378, 24735, 29682, 32980, 36567, 40630, 43020, 46366, 48756, 49470, 59364, 60945, 69549, 73134, 74205, 81260, 92732, 98940, 115915, 121890, 139098, 146268, 148410, 182835, 208647, 231830, 243780, 278196, 296820, 347745, 365670, 394111, 417294, 463660, 695490, 731340, 788222, 834588, 1043235, 1182333, 1390980, 1576444, 1970555, 2086470, 2364666, 3546999, 3941110, 4172940, 4729332, 5911665, 7093998, 7882220, 11823330, 14187996, 17734995, 23646660, 35469990, 70939980]

約数ペア:

[(1, 70939980), (2, 35469990), (3, 23646660), (4, 17734995), (5, 14187996), (6, 11823330), (9, 7882220), (10, 7093998), (12, 5911665), (15, 4729332), (17, 4172940), (18, 3941110), (20, 3546999), (30, 2364666), (34, 2086470), (36, 1970555), (45, 1576444), (51, 1390980), (60, 1182333), (68, 1043235), (85, 834588), (90, 788222), (97, 731340), (102, 695490), (153, 463660), (170, 417294), (180, 394111), (194, 365670), (204, 347745), (239, 296820), (255, 278196), (291, 243780), (306, 231830), (340, 208647), (388, 182835), (478, 148410), (485, 146268), (510, 139098), (582, 121890), (612, 115915), (717, 98940), (765, 92732), (873, 81260), (956, 74205), (970, 73134), (1020, 69549), (1164, 60945), (1195, 59364), (1434, 49470), (1455, 48756), (1530, 46366), (1649, 43020), (1746, 40630), (1940, 36567), (2151, 32980), (2390, 29682), (2868, 24735), (2910, 24378), (3060, 23183), (3298, 21510), (3492, 20315), (3585, 19788), (4063, 17460), (4302, 16490), (4365, 16252), (4780, 14841), (4947, 14340), (5820, 12189), (6596, 10755), (7170, 9894), (8126, 8730), (8245, 8604)]