31680480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5077}}^1$

素因数の和:5108

約数の個数: 96

約数和(自身を含む): 107491104

約数和(自身を除く): 75810624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 5077, 6240, 10154, 15231, 20308, 25385, 30462, 40616, 50770, 60924, 66001, 76155, 81232, 101540, 121848, 132002, 152310, 162464, 198003, 203080, 243696, 264004, 304620, 330005, 396006, 406160, 487392, 528008, 609240, 660010, 792012, 812320, 990015, 1056016, 1218480, 1320020, 1584024, 1980030, 2112032, 2436960, 2640040, 3168048, 3960060, 5280080, 6336096, 7920120, 10560160, 15840240, 31680480]

約数ペア:

[(1, 31680480), (2, 15840240), (3, 10560160), (4, 7920120), (5, 6336096), (6, 5280080), (8, 3960060), (10, 3168048), (12, 2640040), (13, 2436960), (15, 2112032), (16, 1980030), (20, 1584024), (24, 1320020), (26, 1218480), (30, 1056016), (32, 990015), (39, 812320), (40, 792012), (48, 660010), (52, 609240), (60, 528008), (65, 487392), (78, 406160), (80, 396006), (96, 330005), (104, 304620), (120, 264004), (130, 243696), (156, 203080), (160, 198003), (195, 162464), (208, 152310), (240, 132002), (260, 121848), (312, 101540), (390, 81232), (416, 76155), (480, 66001), (520, 60924), (624, 50770), (780, 40616), (1040, 30462), (1248, 25385), (1560, 20308), (2080, 15231), (3120, 10154), (5077, 6240)]