320419946

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1483}}^1$

素因数の和:1587

約数の個数: 64

約数和(自身を含む): 635959296

約数和(自身を除く): 315539350

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 61, 77, 122, 154, 161, 253, 322, 427, 506, 671, 854, 1342, 1403, 1483, 1771, 2806, 2966, 3542, 4697, 9394, 9821, 10381, 15433, 16313, 19642, 20762, 30866, 32626, 34109, 68218, 90463, 108031, 114191, 180926, 216062, 228382, 238763, 375199, 477526, 633241, 750398, 995093, 1266482, 1990186, 2080649, 2626393, 4161298, 5252786, 6965651, 13931302, 14564543, 22887139, 29129086, 45774278, 160209973, 320419946]

約数ペア:

[(1, 320419946), (2, 160209973), (7, 45774278), (11, 29129086), (14, 22887139), (22, 14564543), (23, 13931302), (46, 6965651), (61, 5252786), (77, 4161298), (122, 2626393), (154, 2080649), (161, 1990186), (253, 1266482), (322, 995093), (427, 750398), (506, 633241), (671, 477526), (854, 375199), (1342, 238763), (1403, 228382), (1483, 216062), (1771, 180926), (2806, 114191), (2966, 108031), (3542, 90463), (4697, 68218), (9394, 34109), (9821, 32626), (10381, 30866), (15433, 20762), (16313, 19642)]