261058518

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 705331200

約数和(自身を除く): 444272682

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 163, 171, 189, 223, 266, 326, 342, 378, 399, 446, 489, 513, 669, 798, 978, 1026, 1141, 1197, 1338, 1467, 1561, 2007, 2282, 2394, 2934, 3097, 3122, 3423, 3591, 4014, 4237, 4401, 4683, 6021, 6194, 6846, 7182, 8474, 8802, 9291, 9366, 10269, 12042, 12711, 14049, 18582, 20538, 21679, 25422, 27873, 28098, 29659, 30807, 36349, 38133, 42147, 43358, 55746, 59318, 61614, 65037, 72698, 76266, 83619, 84294, 88977, 109047, 114399, 130074, 167238, 177954, 195111, 218094, 228798, 254443, 266931, 327141, 390222, 508886, 533862, 585333, 654282, 690631, 763329, 800793, 981423, 1170666, 1381262, 1526658, 1601586, 1962846, 2071893, 2289987, 4143786, 4579974, 4834417, 6215679, 6869961, 9668834, 12431358, 13739922, 14503251, 18647037, 29006502, 37294074, 43509753, 87019506, 130529259, 261058518]

約数ペア:

[(1, 261058518), (2, 130529259), (3, 87019506), (6, 43509753), (7, 37294074), (9, 29006502), (14, 18647037), (18, 14503251), (19, 13739922), (21, 12431358), (27, 9668834), (38, 6869961), (42, 6215679), (54, 4834417), (57, 4579974), (63, 4143786), (114, 2289987), (126, 2071893), (133, 1962846), (163, 1601586), (171, 1526658), (189, 1381262), (223, 1170666), (266, 981423), (326, 800793), (342, 763329), (378, 690631), (399, 654282), (446, 585333), (489, 533862), (513, 508886), (669, 390222), (798, 327141), (978, 266931), (1026, 254443), (1141, 228798), (1197, 218094), (1338, 195111), (1467, 177954), (1561, 167238), (2007, 130074), (2282, 114399), (2394, 109047), (2934, 88977), (3097, 84294), (3122, 83619), (3423, 76266), (3591, 72698), (4014, 65037), (4237, 61614), (4401, 59318), (4683, 55746), (6021, 43358), (6194, 42147), (6846, 38133), (7182, 36349), (8474, 30807), (8802, 29659), (9291, 28098), (9366, 27873), (10269, 25422), (12042, 21679), (12711, 20538), (14049, 18582)]