991707288

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:394

約数の個数: 192

約数和(自身を含む): 2973986400

約数和(自身を除く): 1982279112

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 109, 121, 132, 143, 156, 218, 241, 242, 264, 286, 312, 327, 363, 429, 436, 482, 484, 572, 654, 723, 726, 858, 872, 964, 968, 1144, 1199, 1308, 1417, 1446, 1452, 1573, 1716, 1928, 2398, 2616, 2651, 2834, 2892, 2904, 3133, 3146, 3432, 3597, 4251, 4719, 4796, 5302, 5668, 5784, 6266, 6292, 7194, 7953, 8502, 9399, 9438, 9592, 10604, 11336, 12532, 12584, 13189, 14388, 15587, 15906, 17004, 18798, 18876, 21208, 25064, 26269, 26378, 28776, 29161, 31174, 31812, 34008, 34463, 37596, 37752, 39567, 46761, 52538, 52756, 58322, 62348, 63624, 68926, 75192, 78807, 79134, 87483, 93522, 103389, 105076, 105512, 116644, 124696, 137852, 157614, 158268, 171457, 174966, 187044, 206778, 210152, 233288, 275704, 288959, 315228, 316536, 341497, 342914, 349932, 374088, 379093, 413556, 514371, 577918, 630456, 682994, 685828, 699864, 758186, 827112, 866877, 1024491, 1028742, 1137279, 1155836, 1365988, 1371656, 1516372, 1733754, 2048982, 2057484, 2274558, 2311672, 2731976, 3032744, 3178549, 3467508, 3756467, 4097964, 4114968, 4549116, 6357098, 6935016, 7512934, 8195928, 9098232, 9535647, 11269401, 12714196, 15025868, 19071294, 22538802, 25428392, 30051736, 38142588, 41321137, 45077604, 76285176, 82642274, 90155208, 123963411, 165284548, 247926822, 330569096, 495853644, 991707288]

約数ペア:

[(1, 991707288), (2, 495853644), (3, 330569096), (4, 247926822), (6, 165284548), (8, 123963411), (11, 90155208), (12, 82642274), (13, 76285176), (22, 45077604), (24, 41321137), (26, 38142588), (33, 30051736), (39, 25428392), (44, 22538802), (52, 19071294), (66, 15025868), (78, 12714196), (88, 11269401), (104, 9535647), (109, 9098232), (121, 8195928), (132, 7512934), (143, 6935016), (156, 6357098), (218, 4549116), (241, 4114968), (242, 4097964), (264, 3756467), (286, 3467508), (312, 3178549), (327, 3032744), (363, 2731976), (429, 2311672), (436, 2274558), (482, 2057484), (484, 2048982), (572, 1733754), (654, 1516372), (723, 1371656), (726, 1365988), (858, 1155836), (872, 1137279), (964, 1028742), (968, 1024491), (1144, 866877), (1199, 827112), (1308, 758186), (1417, 699864), (1446, 685828), (1452, 682994), (1573, 630456), (1716, 577918), (1928, 514371), (2398, 413556), (2616, 379093), (2651, 374088), (2834, 349932), (2892, 342914), (2904, 341497), (3133, 316536), (3146, 315228), (3432, 288959), (3597, 275704), (4251, 233288), (4719, 210152), (4796, 206778), (5302, 187044), (5668, 174966), (5784, 171457), (6266, 158268), (6292, 157614), (7194, 137852), (7953, 124696), (8502, 116644), (9399, 105512), (9438, 105076), (9592, 103389), (10604, 93522), (11336, 87483), (12532, 79134), (12584, 78807), (13189, 75192), (14388, 68926), (15587, 63624), (15906, 62348), (17004, 58322), (18798, 52756), (18876, 52538), (21208, 46761), (25064, 39567), (26269, 37752), (26378, 37596), (28776, 34463), (29161, 34008), (31174, 31812)]