644034456

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1087}}^1$

素因数の和:1326

約数の個数: 128

約数和(自身を含む): 1937510400

約数和(自身を除く): 1293475944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 211, 216, 234, 312, 351, 422, 468, 633, 702, 844, 936, 1087, 1266, 1404, 1688, 1899, 2174, 2532, 2743, 2808, 3261, 3798, 4348, 5064, 5486, 5697, 6522, 7596, 8229, 8696, 9783, 10972, 11394, 13044, 14131, 15192, 16458, 19566, 21944, 22788, 24687, 26088, 28262, 29349, 32916, 39132, 42393, 45576, 49374, 56524, 58698, 65832, 74061, 78264, 84786, 98748, 113048, 117396, 127179, 148122, 169572, 197496, 229357, 234792, 254358, 296244, 339144, 381537, 458714, 508716, 592488, 688071, 763074, 917428, 1017432, 1376142, 1526148, 1834856, 2064213, 2752284, 2981641, 3052296, 4128426, 5504568, 5963282, 6192639, 8256852, 8944923, 11926564, 12385278, 16513704, 17889846, 23853128, 24770556, 26834769, 35779692, 49541112, 53669538, 71559384, 80504307, 107339076, 161008614, 214678152, 322017228, 644034456]

約数ペア:

[(1, 644034456), (2, 322017228), (3, 214678152), (4, 161008614), (6, 107339076), (8, 80504307), (9, 71559384), (12, 53669538), (13, 49541112), (18, 35779692), (24, 26834769), (26, 24770556), (27, 23853128), (36, 17889846), (39, 16513704), (52, 12385278), (54, 11926564), (72, 8944923), (78, 8256852), (104, 6192639), (108, 5963282), (117, 5504568), (156, 4128426), (211, 3052296), (216, 2981641), (234, 2752284), (312, 2064213), (351, 1834856), (422, 1526148), (468, 1376142), (633, 1017432), (702, 917428), (844, 763074), (936, 688071), (1087, 592488), (1266, 508716), (1404, 458714), (1688, 381537), (1899, 339144), (2174, 296244), (2532, 254358), (2743, 234792), (2808, 229357), (3261, 197496), (3798, 169572), (4348, 148122), (5064, 127179), (5486, 117396), (5697, 113048), (6522, 98748), (7596, 84786), (8229, 78264), (8696, 74061), (9783, 65832), (10972, 58698), (11394, 56524), (13044, 49374), (14131, 45576), (15192, 42393), (16458, 39132), (19566, 32916), (21944, 29349), (22788, 28262), (24687, 26088)]