28489680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{39569}}^1$

素因数の和:39588

約数の個数: 60

約数和(自身を含む): 95680260

約数和(自身を除く): 67190580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 39569, 79138, 118707, 158276, 197845, 237414, 316552, 356121, 395690, 474828, 593535, 633104, 712242, 791380, 949656, 1187070, 1424484, 1582760, 1780605, 1899312, 2374140, 2848968, 3165520, 3561210, 4748280, 5697936, 7122420, 9496560, 14244840, 28489680]

約数ペア:

[(1, 28489680), (2, 14244840), (3, 9496560), (4, 7122420), (5, 5697936), (6, 4748280), (8, 3561210), (9, 3165520), (10, 2848968), (12, 2374140), (15, 1899312), (16, 1780605), (18, 1582760), (20, 1424484), (24, 1187070), (30, 949656), (36, 791380), (40, 712242), (45, 633104), (48, 593535), (60, 474828), (72, 395690), (80, 356121), (90, 316552), (120, 237414), (144, 197845), (180, 158276), (240, 118707), (360, 79138), (720, 39569)]