72457944

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{719}}^1$

素因数の和:777

約数の個数: 128

約数和(自身を含む): 217728000

約数和(自身を除く): 145270056

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 19, 24, 26, 34, 38, 39, 51, 52, 57, 68, 76, 78, 102, 104, 114, 136, 152, 156, 204, 221, 228, 247, 312, 323, 408, 442, 456, 494, 646, 663, 719, 741, 884, 969, 988, 1292, 1326, 1438, 1482, 1768, 1938, 1976, 2157, 2584, 2652, 2876, 2964, 3876, 4199, 4314, 5304, 5752, 5928, 7752, 8398, 8628, 9347, 12223, 12597, 13661, 16796, 17256, 18694, 24446, 25194, 27322, 28041, 33592, 36669, 37388, 40983, 48892, 50388, 54644, 56082, 73338, 74776, 81966, 97784, 100776, 109288, 112164, 146676, 158899, 163932, 177593, 224328, 232237, 293352, 317798, 327864, 355186, 464474, 476697, 532779, 635596, 696711, 710372, 928948, 953394, 1065558, 1271192, 1393422, 1420744, 1857896, 1906788, 2131116, 2786844, 3019081, 3813576, 4262232, 5573688, 6038162, 9057243, 12076324, 18114486, 24152648, 36228972, 72457944]

約数ペア:

[(1, 72457944), (2, 36228972), (3, 24152648), (4, 18114486), (6, 12076324), (8, 9057243), (12, 6038162), (13, 5573688), (17, 4262232), (19, 3813576), (24, 3019081), (26, 2786844), (34, 2131116), (38, 1906788), (39, 1857896), (51, 1420744), (52, 1393422), (57, 1271192), (68, 1065558), (76, 953394), (78, 928948), (102, 710372), (104, 696711), (114, 635596), (136, 532779), (152, 476697), (156, 464474), (204, 355186), (221, 327864), (228, 317798), (247, 293352), (312, 232237), (323, 224328), (408, 177593), (442, 163932), (456, 158899), (494, 146676), (646, 112164), (663, 109288), (719, 100776), (741, 97784), (884, 81966), (969, 74776), (988, 73338), (1292, 56082), (1326, 54644), (1438, 50388), (1482, 48892), (1768, 40983), (1938, 37388), (1976, 36669), (2157, 33592), (2584, 28041), (2652, 27322), (2876, 25194), (2964, 24446), (3876, 18694), (4199, 17256), (4314, 16796), (5304, 13661), (5752, 12597), (5928, 12223), (7752, 9347), (8398, 8628)]