1560995940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{6397}}^1$

素因数の和:6506

約数の個数: 144

約数和(自身を含む): 5146448832

約数和(自身を除く): 3585452892

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 83, 84, 98, 105, 140, 147, 166, 196, 210, 245, 249, 294, 332, 415, 420, 490, 498, 581, 588, 735, 830, 980, 996, 1162, 1245, 1470, 1660, 1743, 2324, 2490, 2905, 2940, 3486, 4067, 4980, 5810, 6397, 6972, 8134, 8715, 11620, 12201, 12794, 16268, 17430, 19191, 20335, 24402, 25588, 31985, 34860, 38382, 40670, 44779, 48804, 61005, 63970, 76764, 81340, 89558, 95955, 122010, 127940, 134337, 179116, 191910, 223895, 244020, 268674, 313453, 383820, 447790, 530951, 537348, 626906, 671685, 895580, 940359, 1061902, 1253812, 1343370, 1567265, 1592853, 1880718, 2123804, 2654755, 2686740, 3134530, 3185706, 3716657, 3761436, 4701795, 5309510, 6269060, 6371412, 7433314, 7964265, 9403590, 10619020, 11149971, 14866628, 15928530, 18583285, 18807180, 22299942, 26016599, 31857060, 37166570, 44599884, 52033198, 55749855, 74333140, 78049797, 104066396, 111499710, 130082995, 156099594, 222999420, 260165990, 312199188, 390248985, 520331980, 780497970, 1560995940]

約数ペア:

[(1, 1560995940), (2, 780497970), (3, 520331980), (4, 390248985), (5, 312199188), (6, 260165990), (7, 222999420), (10, 156099594), (12, 130082995), (14, 111499710), (15, 104066396), (20, 78049797), (21, 74333140), (28, 55749855), (30, 52033198), (35, 44599884), (42, 37166570), (49, 31857060), (60, 26016599), (70, 22299942), (83, 18807180), (84, 18583285), (98, 15928530), (105, 14866628), (140, 11149971), (147, 10619020), (166, 9403590), (196, 7964265), (210, 7433314), (245, 6371412), (249, 6269060), (294, 5309510), (332, 4701795), (415, 3761436), (420, 3716657), (490, 3185706), (498, 3134530), (581, 2686740), (588, 2654755), (735, 2123804), (830, 1880718), (980, 1592853), (996, 1567265), (1162, 1343370), (1245, 1253812), (1470, 1061902), (1660, 940359), (1743, 895580), (2324, 671685), (2490, 626906), (2905, 537348), (2940, 530951), (3486, 447790), (4067, 383820), (4980, 313453), (5810, 268674), (6397, 244020), (6972, 223895), (8134, 191910), (8715, 179116), (11620, 134337), (12201, 127940), (12794, 122010), (16268, 95955), (17430, 89558), (19191, 81340), (20335, 76764), (24402, 63970), (25588, 61005), (31985, 48804), (34860, 44779), (38382, 40670)]