20163022380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{25639}}^1$

素因数の和:25928

約数の個数: 144

約数和(自身を含む): 65013399360

約数和(自身を除く): 44850376980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 257, 306, 340, 510, 514, 612, 765, 771, 1020, 1028, 1285, 1530, 1542, 2313, 2570, 3060, 3084, 3855, 4369, 4626, 5140, 7710, 8738, 9252, 11565, 13107, 15420, 17476, 21845, 23130, 25639, 26214, 39321, 43690, 46260, 51278, 52428, 65535, 76917, 78642, 87380, 102556, 128195, 131070, 153834, 157284, 196605, 230751, 256390, 262140, 307668, 384585, 393210, 435863, 461502, 512780, 769170, 786420, 871726, 923004, 1153755, 1307589, 1538340, 1743452, 2179315, 2307510, 2615178, 3922767, 4358630, 4615020, 5230356, 6537945, 6589223, 7845534, 8717260, 13075890, 13178446, 15691068, 19613835, 19767669, 26151780, 26356892, 32946115, 39227670, 39535338, 59303007, 65892230, 78455340, 79070676, 98838345, 112016791, 118606014, 131784460, 197676690, 224033582, 237212028, 296515035, 336050373, 395353380, 448067164, 560083955, 593030070, 672100746, 1008151119, 1120167910, 1186060140, 1344201492, 1680251865, 2016302238, 2240335820, 3360503730, 4032604476, 5040755595, 6721007460, 10081511190, 20163022380]

約数ペア:

[(1, 20163022380), (2, 10081511190), (3, 6721007460), (4, 5040755595), (5, 4032604476), (6, 3360503730), (9, 2240335820), (10, 2016302238), (12, 1680251865), (15, 1344201492), (17, 1186060140), (18, 1120167910), (20, 1008151119), (30, 672100746), (34, 593030070), (36, 560083955), (45, 448067164), (51, 395353380), (60, 336050373), (68, 296515035), (85, 237212028), (90, 224033582), (102, 197676690), (153, 131784460), (170, 118606014), (180, 112016791), (204, 98838345), (255, 79070676), (257, 78455340), (306, 65892230), (340, 59303007), (510, 39535338), (514, 39227670), (612, 32946115), (765, 26356892), (771, 26151780), (1020, 19767669), (1028, 19613835), (1285, 15691068), (1530, 13178446), (1542, 13075890), (2313, 8717260), (2570, 7845534), (3060, 6589223), (3084, 6537945), (3855, 5230356), (4369, 4615020), (4626, 4358630), (5140, 3922767), (7710, 2615178), (8738, 2307510), (9252, 2179315), (11565, 1743452), (13107, 1538340), (15420, 1307589), (17476, 1153755), (21845, 923004), (23130, 871726), (25639, 786420), (26214, 769170), (39321, 512780), (43690, 461502), (46260, 435863), (51278, 393210), (52428, 384585), (65535, 307668), (76917, 262140), (78642, 256390), (87380, 230751), (102556, 196605), (128195, 157284), (131070, 153834)]