15563640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5639}}^1$

素因数の和:5676

約数の個数: 64

約数和(自身を含む): 48729600

約数和(自身を除く): 33165960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 5639, 11278, 16917, 22556, 28195, 33834, 45112, 56390, 67668, 84585, 112780, 129697, 135336, 169170, 225560, 259394, 338340, 389091, 518788, 648485, 676680, 778182, 1037576, 1296970, 1556364, 1945455, 2593940, 3112728, 3890910, 5187880, 7781820, 15563640]

約数ペア:

[(1, 15563640), (2, 7781820), (3, 5187880), (4, 3890910), (5, 3112728), (6, 2593940), (8, 1945455), (10, 1556364), (12, 1296970), (15, 1037576), (20, 778182), (23, 676680), (24, 648485), (30, 518788), (40, 389091), (46, 338340), (60, 259394), (69, 225560), (92, 169170), (115, 135336), (120, 129697), (138, 112780), (184, 84585), (230, 67668), (276, 56390), (345, 45112), (460, 33834), (552, 28195), (690, 22556), (920, 16917), (1380, 11278), (2760, 5639)]