28128720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{117203}}^1$

素因数の和:117219

約数の個数: 40

約数和(自身を含む): 87199776

約数和(自身を除く): 59071056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 117203, 234406, 351609, 468812, 586015, 703218, 937624, 1172030, 1406436, 1758045, 1875248, 2344060, 2812872, 3516090, 4688120, 5625744, 7032180, 9376240, 14064360, 28128720]

約数ペア:

[(1, 28128720), (2, 14064360), (3, 9376240), (4, 7032180), (5, 5625744), (6, 4688120), (8, 3516090), (10, 2812872), (12, 2344060), (15, 1875248), (16, 1758045), (20, 1406436), (24, 1172030), (30, 937624), (40, 703218), (48, 586015), (60, 468812), (80, 351609), (120, 234406), (240, 117203)]