1656768720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1453}}^1\times {\mathrm{4751}}^1$

素因数の和:6220

約数の個数: 80

約数和(自身を含む): 5140599552

約数和(自身を除く): 3483830832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1453, 2906, 4359, 4751, 5812, 7265, 8718, 9502, 11624, 14253, 14530, 17436, 19004, 21795, 23248, 23755, 28506, 29060, 34872, 38008, 43590, 47510, 57012, 58120, 69744, 71265, 76016, 87180, 95020, 114024, 116240, 142530, 174360, 190040, 228048, 285060, 348720, 380080, 570120, 1140240, 6903203, 13806406, 20709609, 27612812, 34516015, 41419218, 55225624, 69032030, 82838436, 103548045, 110451248, 138064060, 165676872, 207096090, 276128120, 331353744, 414192180, 552256240, 828384360, 1656768720]

約数ペア:

[(1, 1656768720), (2, 828384360), (3, 552256240), (4, 414192180), (5, 331353744), (6, 276128120), (8, 207096090), (10, 165676872), (12, 138064060), (15, 110451248), (16, 103548045), (20, 82838436), (24, 69032030), (30, 55225624), (40, 41419218), (48, 34516015), (60, 27612812), (80, 20709609), (120, 13806406), (240, 6903203), (1453, 1140240), (2906, 570120), (4359, 380080), (4751, 348720), (5812, 285060), (7265, 228048), (8718, 190040), (9502, 174360), (11624, 142530), (14253, 116240), (14530, 114024), (17436, 95020), (19004, 87180), (21795, 76016), (23248, 71265), (23755, 69744), (28506, 58120), (29060, 57012), (34872, 47510), (38008, 43590)]