40315872

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 120113280

約数和(自身を除く): 79797408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 31, 32, 38, 46, 48, 57, 62, 69, 76, 92, 93, 96, 114, 124, 138, 152, 184, 186, 228, 248, 276, 304, 368, 372, 437, 456, 496, 552, 589, 608, 713, 736, 744, 874, 912, 961, 992, 1104, 1178, 1311, 1426, 1488, 1748, 1767, 1824, 1922, 2139, 2208, 2356, 2622, 2852, 2883, 2976, 3496, 3534, 3844, 4278, 4712, 5244, 5704, 5766, 6992, 7068, 7688, 8556, 9424, 10488, 11408, 11532, 13547, 13984, 14136, 15376, 17112, 18259, 18848, 20976, 22103, 22816, 23064, 27094, 28272, 30752, 34224, 36518, 40641, 41952, 44206, 46128, 54188, 54777, 56544, 66309, 68448, 73036, 81282, 88412, 92256, 108376, 109554, 132618, 146072, 162564, 176824, 216752, 219108, 265236, 292144, 325128, 353648, 419957, 433504, 438216, 530472, 584288, 650256, 707296, 839914, 876432, 1060944, 1259871, 1300512, 1679828, 1752864, 2121888, 2519742, 3359656, 5039484, 6719312, 10078968, 13438624, 20157936, 40315872]

約数ペア:

[(1, 40315872), (2, 20157936), (3, 13438624), (4, 10078968), (6, 6719312), (8, 5039484), (12, 3359656), (16, 2519742), (19, 2121888), (23, 1752864), (24, 1679828), (31, 1300512), (32, 1259871), (38, 1060944), (46, 876432), (48, 839914), (57, 707296), (62, 650256), (69, 584288), (76, 530472), (92, 438216), (93, 433504), (96, 419957), (114, 353648), (124, 325128), (138, 292144), (152, 265236), (184, 219108), (186, 216752), (228, 176824), (248, 162564), (276, 146072), (304, 132618), (368, 109554), (372, 108376), (437, 92256), (456, 88412), (496, 81282), (552, 73036), (589, 68448), (608, 66309), (713, 56544), (736, 54777), (744, 54188), (874, 46128), (912, 44206), (961, 41952), (992, 40641), (1104, 36518), (1178, 34224), (1311, 30752), (1426, 28272), (1488, 27094), (1748, 23064), (1767, 22816), (1824, 22103), (1922, 20976), (2139, 18848), (2208, 18259), (2356, 17112), (2622, 15376), (2852, 14136), (2883, 13984), (2976, 13547), (3496, 11532), (3534, 11408), (3844, 10488), (4278, 9424), (4712, 8556), (5244, 7688), (5704, 7068), (5766, 6992)]