1640040090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{683}}^1$

素因数の和:884

約数の個数: 128

約数和(自身を含む): 4368494592

約数和(自身を除く): 2728454502

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 47, 65, 78, 94, 130, 131, 141, 195, 235, 262, 282, 390, 393, 470, 611, 655, 683, 705, 786, 1222, 1310, 1366, 1410, 1703, 1833, 1965, 2049, 3055, 3406, 3415, 3666, 3930, 4098, 5109, 6110, 6157, 6830, 8515, 8879, 9165, 10218, 10245, 12314, 17030, 17758, 18330, 18471, 20490, 25545, 26637, 30785, 32101, 36942, 44395, 51090, 53274, 61570, 64202, 80041, 88790, 89473, 92355, 96303, 133185, 160082, 160505, 178946, 184710, 192606, 240123, 266370, 268419, 321010, 400205, 417313, 447365, 480246, 481515, 536838, 800410, 834626, 894730, 963030, 1163149, 1200615, 1251939, 1342095, 2086565, 2326298, 2401230, 2503878, 2684190, 3489447, 4173130, 4205231, 5815745, 6259695, 6978894, 8410462, 11631490, 12519390, 12615693, 17447235, 21026155, 25231386, 34894470, 42052310, 54668003, 63078465, 109336006, 126156930, 164004009, 273340015, 328008018, 546680030, 820020045, 1640040090]

約数ペア:

[(1, 1640040090), (2, 820020045), (3, 546680030), (5, 328008018), (6, 273340015), (10, 164004009), (13, 126156930), (15, 109336006), (26, 63078465), (30, 54668003), (39, 42052310), (47, 34894470), (65, 25231386), (78, 21026155), (94, 17447235), (130, 12615693), (131, 12519390), (141, 11631490), (195, 8410462), (235, 6978894), (262, 6259695), (282, 5815745), (390, 4205231), (393, 4173130), (470, 3489447), (611, 2684190), (655, 2503878), (683, 2401230), (705, 2326298), (786, 2086565), (1222, 1342095), (1310, 1251939), (1366, 1200615), (1410, 1163149), (1703, 963030), (1833, 894730), (1965, 834626), (2049, 800410), (3055, 536838), (3406, 481515), (3415, 480246), (3666, 447365), (3930, 417313), (4098, 400205), (5109, 321010), (6110, 268419), (6157, 266370), (6830, 240123), (8515, 192606), (8879, 184710), (9165, 178946), (10218, 160505), (10245, 160082), (12314, 133185), (17030, 96303), (17758, 92355), (18330, 89473), (18471, 88790), (20490, 80041), (25545, 64202), (26637, 61570), (30785, 53274), (32101, 51090), (36942, 44395)]