61680240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{85667}}^1$

素因数の和:85686

約数の個数: 60

約数和(自身を含む): 207145224

約数和(自身を除く): 145464984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 85667, 171334, 257001, 342668, 428335, 514002, 685336, 771003, 856670, 1028004, 1285005, 1370672, 1542006, 1713340, 2056008, 2570010, 3084012, 3426680, 3855015, 4112016, 5140020, 6168024, 6853360, 7710030, 10280040, 12336048, 15420060, 20560080, 30840120, 61680240]

約数ペア:

[(1, 61680240), (2, 30840120), (3, 20560080), (4, 15420060), (5, 12336048), (6, 10280040), (8, 7710030), (9, 6853360), (10, 6168024), (12, 5140020), (15, 4112016), (16, 3855015), (18, 3426680), (20, 3084012), (24, 2570010), (30, 2056008), (36, 1713340), (40, 1542006), (45, 1370672), (48, 1285005), (60, 1028004), (72, 856670), (80, 771003), (90, 685336), (120, 514002), (144, 428335), (180, 342668), (240, 257001), (360, 171334), (720, 85667)]