71439760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 202487040

約数和(自身を除く): 131047280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 53, 56, 58, 70, 80, 83, 106, 112, 116, 140, 145, 166, 203, 212, 232, 265, 280, 290, 332, 371, 406, 415, 424, 464, 530, 560, 580, 581, 664, 742, 812, 830, 848, 1015, 1060, 1160, 1162, 1328, 1484, 1537, 1624, 1660, 1855, 2030, 2120, 2320, 2324, 2407, 2905, 2968, 3074, 3248, 3320, 3710, 4060, 4240, 4399, 4648, 4814, 5810, 5936, 6148, 6640, 7420, 7685, 8120, 8798, 9296, 9628, 10759, 11620, 12035, 12296, 14840, 15370, 16240, 16849, 17596, 19256, 21518, 21995, 23240, 24070, 24592, 29680, 30740, 30793, 33698, 35192, 38512, 43036, 43990, 46480, 48140, 53795, 61480, 61586, 67396, 70384, 84245, 86072, 87980, 96280, 107590, 122960, 123172, 127571, 134792, 153965, 168490, 172144, 175960, 192560, 215180, 246344, 255142, 269584, 307930, 336980, 351920, 430360, 492688, 510284, 615860, 637855, 673960, 860720, 892997, 1020568, 1231720, 1275710, 1347920, 1785994, 2041136, 2463440, 2551420, 3571988, 4464985, 5102840, 7143976, 8929970, 10205680, 14287952, 17859940, 35719880, 71439760]

約数ペア:

[(1, 71439760), (2, 35719880), (4, 17859940), (5, 14287952), (7, 10205680), (8, 8929970), (10, 7143976), (14, 5102840), (16, 4464985), (20, 3571988), (28, 2551420), (29, 2463440), (35, 2041136), (40, 1785994), (53, 1347920), (56, 1275710), (58, 1231720), (70, 1020568), (80, 892997), (83, 860720), (106, 673960), (112, 637855), (116, 615860), (140, 510284), (145, 492688), (166, 430360), (203, 351920), (212, 336980), (232, 307930), (265, 269584), (280, 255142), (290, 246344), (332, 215180), (371, 192560), (406, 175960), (415, 172144), (424, 168490), (464, 153965), (530, 134792), (560, 127571), (580, 123172), (581, 122960), (664, 107590), (742, 96280), (812, 87980), (830, 86072), (848, 84245), (1015, 70384), (1060, 67396), (1160, 61586), (1162, 61480), (1328, 53795), (1484, 48140), (1537, 46480), (1624, 43990), (1660, 43036), (1855, 38512), (2030, 35192), (2120, 33698), (2320, 30793), (2324, 30740), (2407, 29680), (2905, 24592), (2968, 24070), (3074, 23240), (3248, 21995), (3320, 21518), (3710, 19256), (4060, 17596), (4240, 16849), (4399, 16240), (4648, 15370), (4814, 14840), (5810, 12296), (5936, 12035), (6148, 11620), (6640, 10759), (7420, 9628), (7685, 9296), (8120, 8798)]