661071684

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^2\times {\mathrm{97}}^1$

素因数の和:282

約数の個数: 144

約数和(自身を含む): 1942620288

約数和(自身を除く): 1281548604

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 79, 84, 91, 97, 156, 158, 182, 194, 237, 273, 291, 316, 364, 388, 474, 546, 553, 582, 679, 948, 1027, 1092, 1106, 1164, 1261, 1358, 1659, 2037, 2054, 2212, 2522, 2716, 3081, 3318, 3783, 4074, 4108, 5044, 6162, 6241, 6636, 7189, 7566, 7663, 8148, 8827, 12324, 12482, 14378, 15132, 15326, 17654, 18723, 21567, 22989, 24964, 26481, 28756, 30652, 35308, 37446, 43134, 43687, 45978, 52962, 53641, 74892, 81133, 86268, 87374, 91956, 99619, 105924, 107282, 131061, 160923, 162266, 174748, 199238, 214564, 243399, 262122, 298857, 321846, 324532, 398476, 486798, 524244, 567931, 597714, 605377, 643692, 697333, 973596, 1135862, 1195428, 1210754, 1394666, 1703793, 1816131, 2091999, 2271724, 2421508, 2789332, 3407586, 3632262, 4183998, 4237639, 6815172, 7264524, 7869901, 8367996, 8475278, 12712917, 15739802, 16950556, 23609703, 25425834, 31479604, 47219406, 50851668, 55089307, 94438812, 110178614, 165267921, 220357228, 330535842, 661071684]

約数ペア:

[(1, 661071684), (2, 330535842), (3, 220357228), (4, 165267921), (6, 110178614), (7, 94438812), (12, 55089307), (13, 50851668), (14, 47219406), (21, 31479604), (26, 25425834), (28, 23609703), (39, 16950556), (42, 15739802), (52, 12712917), (78, 8475278), (79, 8367996), (84, 7869901), (91, 7264524), (97, 6815172), (156, 4237639), (158, 4183998), (182, 3632262), (194, 3407586), (237, 2789332), (273, 2421508), (291, 2271724), (316, 2091999), (364, 1816131), (388, 1703793), (474, 1394666), (546, 1210754), (553, 1195428), (582, 1135862), (679, 973596), (948, 697333), (1027, 643692), (1092, 605377), (1106, 597714), (1164, 567931), (1261, 524244), (1358, 486798), (1659, 398476), (2037, 324532), (2054, 321846), (2212, 298857), (2522, 262122), (2716, 243399), (3081, 214564), (3318, 199238), (3783, 174748), (4074, 162266), (4108, 160923), (5044, 131061), (6162, 107282), (6241, 105924), (6636, 99619), (7189, 91956), (7566, 87374), (7663, 86268), (8148, 81133), (8827, 74892), (12324, 53641), (12482, 52962), (14378, 45978), (15132, 43687), (15326, 43134), (17654, 37446), (18723, 35308), (21567, 30652), (22989, 28756), (24964, 26481)]