246531978

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 688711680

約数和(自身を除く): 442179702

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 126, 154, 189, 198, 211, 231, 281, 297, 378, 422, 462, 562, 594, 633, 693, 843, 1266, 1386, 1477, 1686, 1899, 1967, 2079, 2321, 2529, 2954, 3091, 3798, 3934, 4158, 4431, 4642, 5058, 5697, 5901, 6182, 6963, 7587, 8862, 9273, 11394, 11802, 13293, 13926, 15174, 16247, 17703, 18546, 20889, 21637, 26586, 27819, 32494, 35406, 39879, 41778, 43274, 48741, 53109, 55638, 59291, 62667, 64911, 79758, 83457, 97482, 106218, 118582, 125334, 129822, 146223, 166914, 177873, 194733, 292446, 355746, 389466, 415037, 438669, 533619, 584199, 652201, 830074, 877338, 1067238, 1168398, 1245111, 1304402, 1600857, 1956603, 2490222, 3201714, 3735333, 3913206, 4565407, 5869809, 7470666, 9130814, 11205999, 11739618, 13696221, 17609427, 22411998, 27392442, 35218854, 41088663, 82177326, 123265989, 246531978]

約数ペア:

[(1, 246531978), (2, 123265989), (3, 82177326), (6, 41088663), (7, 35218854), (9, 27392442), (11, 22411998), (14, 17609427), (18, 13696221), (21, 11739618), (22, 11205999), (27, 9130814), (33, 7470666), (42, 5869809), (54, 4565407), (63, 3913206), (66, 3735333), (77, 3201714), (99, 2490222), (126, 1956603), (154, 1600857), (189, 1304402), (198, 1245111), (211, 1168398), (231, 1067238), (281, 877338), (297, 830074), (378, 652201), (422, 584199), (462, 533619), (562, 438669), (594, 415037), (633, 389466), (693, 355746), (843, 292446), (1266, 194733), (1386, 177873), (1477, 166914), (1686, 146223), (1899, 129822), (1967, 125334), (2079, 118582), (2321, 106218), (2529, 97482), (2954, 83457), (3091, 79758), (3798, 64911), (3934, 62667), (4158, 59291), (4431, 55638), (4642, 53109), (5058, 48741), (5697, 43274), (5901, 41778), (6182, 39879), (6963, 35406), (7587, 32494), (8862, 27819), (9273, 26586), (11394, 21637), (11802, 20889), (13293, 18546), (13926, 17703), (15174, 16247)]