720470640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{13109}}^1$

素因数の和:13354

約数の個数: 80

約数和(自身を含む): 2243383200

約数和(自身を除く): 1522912560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 229, 240, 458, 687, 916, 1145, 1374, 1832, 2290, 2748, 3435, 3664, 4580, 5496, 6870, 9160, 10992, 13109, 13740, 18320, 26218, 27480, 39327, 52436, 54960, 65545, 78654, 104872, 131090, 157308, 196635, 209744, 262180, 314616, 393270, 524360, 629232, 786540, 1048720, 1573080, 3001961, 3146160, 6003922, 9005883, 12007844, 15009805, 18011766, 24015688, 30019610, 36023532, 45029415, 48031376, 60039220, 72047064, 90058830, 120078440, 144094128, 180117660, 240156880, 360235320, 720470640]

約数ペア:

[(1, 720470640), (2, 360235320), (3, 240156880), (4, 180117660), (5, 144094128), (6, 120078440), (8, 90058830), (10, 72047064), (12, 60039220), (15, 48031376), (16, 45029415), (20, 36023532), (24, 30019610), (30, 24015688), (40, 18011766), (48, 15009805), (60, 12007844), (80, 9005883), (120, 6003922), (229, 3146160), (240, 3001961), (458, 1573080), (687, 1048720), (916, 786540), (1145, 629232), (1374, 524360), (1832, 393270), (2290, 314616), (2748, 262180), (3435, 209744), (3664, 196635), (4580, 157308), (5496, 131090), (6870, 104872), (9160, 78654), (10992, 65545), (13109, 54960), (13740, 52436), (18320, 39327), (26218, 27480)]