221349120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{977}}^1$

素因数の和:1060

約数の個数: 144

約数和(自身を含む): 719651520

約数和(自身を除く): 498302400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 64, 80, 96, 118, 120, 128, 160, 177, 192, 236, 240, 256, 295, 320, 354, 384, 472, 480, 590, 640, 708, 768, 885, 944, 960, 977, 1180, 1280, 1416, 1770, 1888, 1920, 1954, 2360, 2832, 2931, 3540, 3776, 3840, 3908, 4720, 4885, 5664, 5862, 7080, 7552, 7816, 9440, 9770, 11328, 11724, 14160, 14655, 15104, 15632, 18880, 19540, 22656, 23448, 28320, 29310, 31264, 37760, 39080, 45312, 46896, 56640, 57643, 58620, 62528, 75520, 78160, 93792, 113280, 115286, 117240, 125056, 156320, 172929, 187584, 226560, 230572, 234480, 250112, 288215, 312640, 345858, 375168, 461144, 468960, 576430, 625280, 691716, 750336, 864645, 922288, 937920, 1152860, 1250560, 1383432, 1729290, 1844576, 1875840, 2305720, 2766864, 3458580, 3689152, 3751680, 4611440, 5533728, 6917160, 7378304, 9222880, 11067456, 13834320, 14756608, 18445760, 22134912, 27668640, 36891520, 44269824, 55337280, 73783040, 110674560, 221349120]

約数ペア:

[(1, 221349120), (2, 110674560), (3, 73783040), (4, 55337280), (5, 44269824), (6, 36891520), (8, 27668640), (10, 22134912), (12, 18445760), (15, 14756608), (16, 13834320), (20, 11067456), (24, 9222880), (30, 7378304), (32, 6917160), (40, 5533728), (48, 4611440), (59, 3751680), (60, 3689152), (64, 3458580), (80, 2766864), (96, 2305720), (118, 1875840), (120, 1844576), (128, 1729290), (160, 1383432), (177, 1250560), (192, 1152860), (236, 937920), (240, 922288), (256, 864645), (295, 750336), (320, 691716), (354, 625280), (384, 576430), (472, 468960), (480, 461144), (590, 375168), (640, 345858), (708, 312640), (768, 288215), (885, 250112), (944, 234480), (960, 230572), (977, 226560), (1180, 187584), (1280, 172929), (1416, 156320), (1770, 125056), (1888, 117240), (1920, 115286), (1954, 113280), (2360, 93792), (2832, 78160), (2931, 75520), (3540, 62528), (3776, 58620), (3840, 57643), (3908, 56640), (4720, 46896), (4885, 45312), (5664, 39080), (5862, 37760), (7080, 31264), (7552, 29310), (7816, 28320), (9440, 23448), (9770, 22656), (11328, 19540), (11724, 18880), (14160, 15632), (14655, 15104)]