678527278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:218

約数の個数: 128

約数和(自身を含む): 1349913600

約数和(自身を除く): 671386322

約数列:

[1, 2, 11, 13, 19, 22, 23, 26, 38, 46, 61, 89, 122, 143, 178, 209, 247, 253, 286, 299, 418, 437, 494, 506, 598, 671, 793, 874, 979, 1157, 1159, 1342, 1403, 1586, 1691, 1958, 2047, 2314, 2318, 2717, 2806, 3289, 3382, 4094, 4807, 5429, 5434, 5681, 6578, 8723, 9614, 10858, 11362, 12727, 12749, 15067, 15433, 17446, 18239, 18601, 21983, 22517, 25454, 25498, 26611, 26657, 30134, 30866, 36478, 37202, 38893, 43966, 45034, 53222, 53314, 59719, 62491, 70577, 77786, 103151, 119438, 124867, 124982, 141154, 165737, 200629, 206302, 241813, 249734, 292721, 293227, 331474, 346541, 401258, 427823, 483626, 505609, 585442, 586454, 693082, 776347, 855646, 1011218, 1134661, 1340963, 1373537, 1552694, 1623271, 2269322, 2372473, 2681926, 2747074, 3246542, 3811951, 4744946, 5561699, 7623902, 11123398, 14750593, 17855981, 26097203, 29501186, 30842149, 35711962, 52194406, 61684298, 339263639, 678527278]

約数ペア:

[(1, 678527278), (2, 339263639), (11, 61684298), (13, 52194406), (19, 35711962), (22, 30842149), (23, 29501186), (26, 26097203), (38, 17855981), (46, 14750593), (61, 11123398), (89, 7623902), (122, 5561699), (143, 4744946), (178, 3811951), (209, 3246542), (247, 2747074), (253, 2681926), (286, 2372473), (299, 2269322), (418, 1623271), (437, 1552694), (494, 1373537), (506, 1340963), (598, 1134661), (671, 1011218), (793, 855646), (874, 776347), (979, 693082), (1157, 586454), (1159, 585442), (1342, 505609), (1403, 483626), (1586, 427823), (1691, 401258), (1958, 346541), (2047, 331474), (2314, 293227), (2318, 292721), (2717, 249734), (2806, 241813), (3289, 206302), (3382, 200629), (4094, 165737), (4807, 141154), (5429, 124982), (5434, 124867), (5681, 119438), (6578, 103151), (8723, 77786), (9614, 70577), (10858, 62491), (11362, 59719), (12727, 53314), (12749, 53222), (15067, 45034), (15433, 43966), (17446, 38893), (18239, 37202), (18601, 36478), (21983, 30866), (22517, 30134), (25454, 26657), (25498, 26611)]