131365728

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^2\times {\mathrm{2699}}^1$

素因数の和:2741

約数の個数: 108

約数和(自身を含む): 404667900

約数和(自身を除く): 273302172

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 169, 208, 234, 288, 312, 338, 416, 468, 507, 624, 676, 936, 1014, 1248, 1352, 1521, 1872, 2028, 2699, 2704, 3042, 3744, 4056, 5398, 5408, 6084, 8097, 8112, 10796, 12168, 16194, 16224, 21592, 24291, 24336, 32388, 35087, 43184, 48582, 48672, 64776, 70174, 86368, 97164, 105261, 129552, 140348, 194328, 210522, 259104, 280696, 315783, 388656, 421044, 456131, 561392, 631566, 777312, 842088, 912262, 1122784, 1263132, 1368393, 1684176, 1824524, 2526264, 2736786, 3368352, 3649048, 4105179, 5052528, 5473572, 7298096, 8210358, 10105056, 10947144, 14596192, 16420716, 21894288, 32841432, 43788576, 65682864, 131365728]

約数ペア:

[(1, 131365728), (2, 65682864), (3, 43788576), (4, 32841432), (6, 21894288), (8, 16420716), (9, 14596192), (12, 10947144), (13, 10105056), (16, 8210358), (18, 7298096), (24, 5473572), (26, 5052528), (32, 4105179), (36, 3649048), (39, 3368352), (48, 2736786), (52, 2526264), (72, 1824524), (78, 1684176), (96, 1368393), (104, 1263132), (117, 1122784), (144, 912262), (156, 842088), (169, 777312), (208, 631566), (234, 561392), (288, 456131), (312, 421044), (338, 388656), (416, 315783), (468, 280696), (507, 259104), (624, 210522), (676, 194328), (936, 140348), (1014, 129552), (1248, 105261), (1352, 97164), (1521, 86368), (1872, 70174), (2028, 64776), (2699, 48672), (2704, 48582), (3042, 43184), (3744, 35087), (4056, 32388), (5398, 24336), (5408, 24291), (6084, 21592), (8097, 16224), (8112, 16194), (10796, 12168)]