400612368

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{3547}}^1$

素因数の和:3752

約数の個数: 80

約数和(自身を含む): 1120997696

約数和(自身を除く): 720385328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 181, 208, 312, 362, 543, 624, 724, 1086, 1448, 2172, 2353, 2896, 3547, 4344, 4706, 7059, 7094, 8688, 9412, 10641, 14118, 14188, 18824, 21282, 28236, 28376, 37648, 42564, 46111, 56472, 56752, 85128, 92222, 112944, 138333, 170256, 184444, 276666, 368888, 553332, 642007, 737776, 1106664, 1284014, 1926021, 2213328, 2568028, 3852042, 5136056, 7704084, 8346091, 10272112, 15408168, 16692182, 25038273, 30816336, 33384364, 50076546, 66768728, 100153092, 133537456, 200306184, 400612368]

約数ペア:

[(1, 400612368), (2, 200306184), (3, 133537456), (4, 100153092), (6, 66768728), (8, 50076546), (12, 33384364), (13, 30816336), (16, 25038273), (24, 16692182), (26, 15408168), (39, 10272112), (48, 8346091), (52, 7704084), (78, 5136056), (104, 3852042), (156, 2568028), (181, 2213328), (208, 1926021), (312, 1284014), (362, 1106664), (543, 737776), (624, 642007), (724, 553332), (1086, 368888), (1448, 276666), (2172, 184444), (2353, 170256), (2896, 138333), (3547, 112944), (4344, 92222), (4706, 85128), (7059, 56752), (7094, 56472), (8688, 46111), (9412, 42564), (10641, 37648), (14118, 28376), (14188, 28236), (18824, 21282)]