28489920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{503}}^1$

素因数の和:582

約数の個数: 112

約数和(自身を含む): 92171520

約数和(自身を除く): 63681600

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, 160, 177, 192, 236, 240, 295, 320, 354, 472, 480, 503, 590, 708, 885, 944, 960, 1006, 1180, 1416, 1509, 1770, 1888, 2012, 2360, 2515, 2832, 3018, 3540, 3776, 4024, 4720, 5030, 5664, 6036, 7080, 7545, 8048, 9440, 10060, 11328, 12072, 14160, 15090, 16096, 18880, 20120, 24144, 28320, 29677, 30180, 32192, 40240, 48288, 56640, 59354, 60360, 80480, 89031, 96576, 118708, 120720, 148385, 160960, 178062, 237416, 241440, 296770, 356124, 445155, 474832, 482880, 593540, 712248, 890310, 949664, 1187080, 1424496, 1780620, 1899328, 2374160, 2848992, 3561240, 4748320, 5697984, 7122480, 9496640, 14244960, 28489920]

約数ペア:

[(1, 28489920), (2, 14244960), (3, 9496640), (4, 7122480), (5, 5697984), (6, 4748320), (8, 3561240), (10, 2848992), (12, 2374160), (15, 1899328), (16, 1780620), (20, 1424496), (24, 1187080), (30, 949664), (32, 890310), (40, 712248), (48, 593540), (59, 482880), (60, 474832), (64, 445155), (80, 356124), (96, 296770), (118, 241440), (120, 237416), (160, 178062), (177, 160960), (192, 148385), (236, 120720), (240, 118708), (295, 96576), (320, 89031), (354, 80480), (472, 60360), (480, 59354), (503, 56640), (590, 48288), (708, 40240), (885, 32192), (944, 30180), (960, 29677), (1006, 28320), (1180, 24144), (1416, 20120), (1509, 18880), (1770, 16096), (1888, 15090), (2012, 14160), (2360, 12072), (2515, 11328), (2832, 10060), (3018, 9440), (3540, 8048), (3776, 7545), (4024, 7080), (4720, 6036), (5030, 5664)]