31286736

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:655

約数の個数: 120

約数和(自身を含む): 97945120

約数和(自身を除く): 66658384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 312, 324, 351, 432, 468, 486, 619, 624, 648, 702, 936, 972, 1053, 1238, 1296, 1404, 1857, 1872, 1944, 2106, 2476, 2808, 3159, 3714, 3888, 4212, 4952, 5571, 5616, 6318, 7428, 8047, 8424, 9904, 11142, 12636, 14856, 16094, 16713, 16848, 22284, 24141, 25272, 29712, 32188, 33426, 44568, 48282, 50139, 50544, 64376, 66852, 72423, 89136, 96564, 100278, 128752, 133704, 144846, 150417, 193128, 200556, 217269, 267408, 289692, 300834, 386256, 401112, 434538, 579384, 601668, 651807, 802224, 869076, 1158768, 1203336, 1303614, 1738152, 1955421, 2406672, 2607228, 3476304, 3910842, 5214456, 7821684, 10428912, 15643368, 31286736]

約数ペア:

[(1, 31286736), (2, 15643368), (3, 10428912), (4, 7821684), (6, 5214456), (8, 3910842), (9, 3476304), (12, 2607228), (13, 2406672), (16, 1955421), (18, 1738152), (24, 1303614), (26, 1203336), (27, 1158768), (36, 869076), (39, 802224), (48, 651807), (52, 601668), (54, 579384), (72, 434538), (78, 401112), (81, 386256), (104, 300834), (108, 289692), (117, 267408), (144, 217269), (156, 200556), (162, 193128), (208, 150417), (216, 144846), (234, 133704), (243, 128752), (312, 100278), (324, 96564), (351, 89136), (432, 72423), (468, 66852), (486, 64376), (619, 50544), (624, 50139), (648, 48282), (702, 44568), (936, 33426), (972, 32188), (1053, 29712), (1238, 25272), (1296, 24141), (1404, 22284), (1857, 16848), (1872, 16713), (1944, 16094), (2106, 14856), (2476, 12636), (2808, 11142), (3159, 9904), (3714, 8424), (3888, 8047), (4212, 7428), (4952, 6318), (5571, 5616)]