156928356

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 454970880

約数和(自身を除く): 298042524

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 61, 69, 78, 92, 117, 122, 138, 156, 183, 207, 234, 239, 244, 276, 299, 366, 414, 468, 478, 549, 598, 717, 732, 793, 828, 897, 956, 1098, 1196, 1403, 1434, 1586, 1794, 2151, 2196, 2379, 2691, 2806, 2868, 3107, 3172, 3588, 4209, 4302, 4758, 5382, 5497, 5612, 6214, 7137, 8418, 8604, 9321, 9516, 10764, 10994, 12428, 12627, 14274, 14579, 16491, 16836, 18239, 18642, 21988, 25254, 27963, 28548, 29158, 32982, 36478, 37284, 43737, 49473, 50508, 54717, 55926, 58316, 65964, 71461, 72956, 87474, 98946, 109434, 111852, 131211, 142922, 164151, 174948, 189527, 197892, 214383, 218868, 262422, 285844, 328302, 335317, 379054, 428766, 524844, 568581, 643149, 656604, 670634, 758108, 857532, 1005951, 1137162, 1286298, 1341268, 1705743, 2011902, 2274324, 2572596, 3017853, 3411486, 4023804, 4359121, 6035706, 6822972, 8718242, 12071412, 13077363, 17436484, 26154726, 39232089, 52309452, 78464178, 156928356]

約数ペア:

[(1, 156928356), (2, 78464178), (3, 52309452), (4, 39232089), (6, 26154726), (9, 17436484), (12, 13077363), (13, 12071412), (18, 8718242), (23, 6822972), (26, 6035706), (36, 4359121), (39, 4023804), (46, 3411486), (52, 3017853), (61, 2572596), (69, 2274324), (78, 2011902), (92, 1705743), (117, 1341268), (122, 1286298), (138, 1137162), (156, 1005951), (183, 857532), (207, 758108), (234, 670634), (239, 656604), (244, 643149), (276, 568581), (299, 524844), (366, 428766), (414, 379054), (468, 335317), (478, 328302), (549, 285844), (598, 262422), (717, 218868), (732, 214383), (793, 197892), (828, 189527), (897, 174948), (956, 164151), (1098, 142922), (1196, 131211), (1403, 111852), (1434, 109434), (1586, 98946), (1794, 87474), (2151, 72956), (2196, 71461), (2379, 65964), (2691, 58316), (2806, 55926), (2868, 54717), (3107, 50508), (3172, 49473), (3588, 43737), (4209, 37284), (4302, 36478), (4758, 32982), (5382, 29158), (5497, 28548), (5612, 27963), (6214, 25254), (7137, 21988), (8418, 18642), (8604, 18239), (9321, 16836), (9516, 16491), (10764, 14579), (10994, 14274), (12428, 12627)]