72240128

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 88

約数和(自身を含む): 157209600

約数和(自身を除く): 84969472

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 64, 76, 79, 94, 128, 152, 158, 188, 256, 304, 316, 376, 512, 608, 632, 752, 893, 1024, 1216, 1264, 1501, 1504, 1786, 2432, 2528, 3002, 3008, 3572, 3713, 4864, 5056, 6004, 6016, 7144, 7426, 9728, 10112, 12008, 12032, 14288, 14852, 19456, 20224, 24016, 24064, 28576, 29704, 40448, 48032, 48128, 57152, 59408, 70547, 80896, 96064, 114304, 118816, 141094, 192128, 228608, 237632, 282188, 384256, 457216, 475264, 564376, 768512, 914432, 950528, 1128752, 1537024, 1901056, 2257504, 3802112, 4515008, 9030016, 18060032, 36120064, 72240128]

約数ペア:

[(1, 72240128), (2, 36120064), (4, 18060032), (8, 9030016), (16, 4515008), (19, 3802112), (32, 2257504), (38, 1901056), (47, 1537024), (64, 1128752), (76, 950528), (79, 914432), (94, 768512), (128, 564376), (152, 475264), (158, 457216), (188, 384256), (256, 282188), (304, 237632), (316, 228608), (376, 192128), (512, 141094), (608, 118816), (632, 114304), (752, 96064), (893, 80896), (1024, 70547), (1216, 59408), (1264, 57152), (1501, 48128), (1504, 48032), (1786, 40448), (2432, 29704), (2528, 28576), (3002, 24064), (3008, 24016), (3572, 20224), (3713, 19456), (4864, 14852), (5056, 14288), (6004, 12032), (6016, 12008), (7144, 10112), (7426, 9728)]