87920520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12011}}^1$

素因数の和:12086

約数の個数: 64

約数和(自身を含む): 268107840

約数和(自身を除く): 180187320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 12011, 24022, 36033, 48044, 60055, 72066, 96088, 120110, 144132, 180165, 240220, 288264, 360330, 480440, 720660, 732671, 1441320, 1465342, 2198013, 2930684, 3663355, 4396026, 5861368, 7326710, 8792052, 10990065, 14653420, 17584104, 21980130, 29306840, 43960260, 87920520]

約数ペア:

[(1, 87920520), (2, 43960260), (3, 29306840), (4, 21980130), (5, 17584104), (6, 14653420), (8, 10990065), (10, 8792052), (12, 7326710), (15, 5861368), (20, 4396026), (24, 3663355), (30, 2930684), (40, 2198013), (60, 1465342), (61, 1441320), (120, 732671), (122, 720660), (183, 480440), (244, 360330), (305, 288264), (366, 240220), (488, 180165), (610, 144132), (732, 120110), (915, 96088), (1220, 72066), (1464, 60055), (1830, 48044), (2440, 36033), (3660, 24022), (7320, 12011)]