66369720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:349

約数の個数: 128

約数和(自身を含む): 210470400

約数和(自身を除く): 144100680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 139, 173, 184, 230, 276, 278, 345, 346, 417, 460, 519, 552, 556, 690, 692, 695, 834, 865, 920, 1038, 1112, 1380, 1384, 1390, 1668, 1730, 2076, 2085, 2595, 2760, 2780, 3197, 3336, 3460, 3979, 4152, 4170, 5190, 5560, 6394, 6920, 7958, 8340, 9591, 10380, 11937, 12788, 15916, 15985, 16680, 19182, 19895, 20760, 23874, 24047, 25576, 31832, 31970, 38364, 39790, 47748, 47955, 48094, 59685, 63940, 72141, 76728, 79580, 95496, 95910, 96188, 119370, 120235, 127880, 144282, 159160, 191820, 192376, 238740, 240470, 288564, 360705, 383640, 477480, 480940, 553081, 577128, 721410, 961880, 1106162, 1442820, 1659243, 2212324, 2765405, 2885640, 3318486, 4424648, 5530810, 6636972, 8296215, 11061620, 13273944, 16592430, 22123240, 33184860, 66369720]

約数ペア:

[(1, 66369720), (2, 33184860), (3, 22123240), (4, 16592430), (5, 13273944), (6, 11061620), (8, 8296215), (10, 6636972), (12, 5530810), (15, 4424648), (20, 3318486), (23, 2885640), (24, 2765405), (30, 2212324), (40, 1659243), (46, 1442820), (60, 1106162), (69, 961880), (92, 721410), (115, 577128), (120, 553081), (138, 480940), (139, 477480), (173, 383640), (184, 360705), (230, 288564), (276, 240470), (278, 238740), (345, 192376), (346, 191820), (417, 159160), (460, 144282), (519, 127880), (552, 120235), (556, 119370), (690, 96188), (692, 95910), (695, 95496), (834, 79580), (865, 76728), (920, 72141), (1038, 63940), (1112, 59685), (1380, 48094), (1384, 47955), (1390, 47748), (1668, 39790), (1730, 38364), (2076, 31970), (2085, 31832), (2595, 25576), (2760, 24047), (2780, 23874), (3197, 20760), (3336, 19895), (3460, 19182), (3979, 16680), (4152, 15985), (4170, 15916), (5190, 12788), (5560, 11937), (6394, 10380), (6920, 9591), (7958, 8340)]