1520914920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{258659}}^1$

素因数の和:258687

約数の個数: 96

約数和(自身を含む): 5307703200

約数和(自身を除く): 3786788280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 258659, 517318, 775977, 1034636, 1293295, 1551954, 1810613, 2069272, 2586590, 3103908, 3621226, 3879885, 5173180, 5431839, 6207816, 7242452, 7759770, 9053065, 10346360, 10863678, 12674291, 14484904, 15519540, 18106130, 21727356, 25348582, 27159195, 31039080, 36212260, 38022873, 43454712, 50697164, 54318390, 63371455, 72424520, 76045746, 101394328, 108636780, 126742910, 152091492, 190114365, 217273560, 253485820, 304182984, 380228730, 506971640, 760457460, 1520914920]

約数ペア:

[(1, 1520914920), (2, 760457460), (3, 506971640), (4, 380228730), (5, 304182984), (6, 253485820), (7, 217273560), (8, 190114365), (10, 152091492), (12, 126742910), (14, 108636780), (15, 101394328), (20, 76045746), (21, 72424520), (24, 63371455), (28, 54318390), (30, 50697164), (35, 43454712), (40, 38022873), (42, 36212260), (49, 31039080), (56, 27159195), (60, 25348582), (70, 21727356), (84, 18106130), (98, 15519540), (105, 14484904), (120, 12674291), (140, 10863678), (147, 10346360), (168, 9053065), (196, 7759770), (210, 7242452), (245, 6207816), (280, 5431839), (294, 5173180), (392, 3879885), (420, 3621226), (490, 3103908), (588, 2586590), (735, 2069272), (840, 1810613), (980, 1551954), (1176, 1293295), (1470, 1034636), (1960, 775977), (2940, 517318), (5880, 258659)]