201991440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{120233}}^1$

素因数の和:120256

約数の個数: 80

約数和(自身を含む): 715632768

約数和(自身を除く): 513641328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 120233, 240466, 360699, 480932, 601165, 721398, 841631, 961864, 1202330, 1442796, 1683262, 1803495, 1923728, 2404660, 2524893, 2885592, 3366524, 3606990, 4208155, 4809320, 5049786, 5771184, 6733048, 7213980, 8416310, 9618640, 10099572, 12624465, 13466096, 14427960, 16832620, 20199144, 25248930, 28855920, 33665240, 40398288, 50497860, 67330480, 100995720, 201991440]

約数ペア:

[(1, 201991440), (2, 100995720), (3, 67330480), (4, 50497860), (5, 40398288), (6, 33665240), (7, 28855920), (8, 25248930), (10, 20199144), (12, 16832620), (14, 14427960), (15, 13466096), (16, 12624465), (20, 10099572), (21, 9618640), (24, 8416310), (28, 7213980), (30, 6733048), (35, 5771184), (40, 5049786), (42, 4809320), (48, 4208155), (56, 3606990), (60, 3366524), (70, 2885592), (80, 2524893), (84, 2404660), (105, 1923728), (112, 1803495), (120, 1683262), (140, 1442796), (168, 1202330), (210, 961864), (240, 841631), (280, 721398), (336, 601165), (420, 480932), (560, 360699), (840, 240466), (1680, 120233)]