72888560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{607}}^1$

素因数の和:718

約数の個数: 80

約数和(自身を含む): 180940800

約数和(自身を除く): 108052240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 79, 80, 95, 152, 158, 190, 304, 316, 380, 395, 607, 632, 760, 790, 1214, 1264, 1501, 1520, 1580, 2428, 3002, 3035, 3160, 4856, 6004, 6070, 6320, 7505, 9712, 11533, 12008, 12140, 15010, 23066, 24016, 24280, 30020, 46132, 47953, 48560, 57665, 60040, 92264, 95906, 115330, 120080, 184528, 191812, 230660, 239765, 383624, 461320, 479530, 767248, 911107, 922640, 959060, 1822214, 1918120, 3644428, 3836240, 4555535, 7288856, 9111070, 14577712, 18222140, 36444280, 72888560]

約数ペア:

[(1, 72888560), (2, 36444280), (4, 18222140), (5, 14577712), (8, 9111070), (10, 7288856), (16, 4555535), (19, 3836240), (20, 3644428), (38, 1918120), (40, 1822214), (76, 959060), (79, 922640), (80, 911107), (95, 767248), (152, 479530), (158, 461320), (190, 383624), (304, 239765), (316, 230660), (380, 191812), (395, 184528), (607, 120080), (632, 115330), (760, 95906), (790, 92264), (1214, 60040), (1264, 57665), (1501, 48560), (1520, 47953), (1580, 46132), (2428, 30020), (3002, 24280), (3035, 24016), (3160, 23066), (4856, 15010), (6004, 12140), (6070, 12008), (6320, 11533), (7505, 9712)]