1535216720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{1051}}^1$

素因数の和:1145

約数の個数: 120

約数和(自身を含む): 3886045920

約数和(自身を除く): 2350829200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 961, 1051, 1178, 1240, 1520, 1922, 2102, 2356, 2480, 2945, 3844, 4204, 4712, 4805, 5255, 5890, 7688, 8408, 9424, 9610, 10510, 11780, 15376, 16816, 18259, 19220, 19969, 21020, 23560, 32581, 36518, 38440, 39938, 42040, 47120, 65162, 73036, 76880, 79876, 84080, 91295, 99845, 130324, 146072, 159752, 162905, 182590, 199690, 260648, 292144, 319504, 325810, 365180, 399380, 521296, 619039, 651620, 730360, 798760, 1010011, 1238078, 1303240, 1460720, 1597520, 2020022, 2476156, 2606480, 3095195, 4040044, 4952312, 5050055, 6190390, 8080088, 9904624, 10100110, 12380780, 16160176, 19190209, 20200220, 24761560, 38380418, 40400440, 49523120, 76760836, 80800880, 95951045, 153521672, 191902090, 307043344, 383804180, 767608360, 1535216720]

約数ペア:

[(1, 1535216720), (2, 767608360), (4, 383804180), (5, 307043344), (8, 191902090), (10, 153521672), (16, 95951045), (19, 80800880), (20, 76760836), (31, 49523120), (38, 40400440), (40, 38380418), (62, 24761560), (76, 20200220), (80, 19190209), (95, 16160176), (124, 12380780), (152, 10100110), (155, 9904624), (190, 8080088), (248, 6190390), (304, 5050055), (310, 4952312), (380, 4040044), (496, 3095195), (589, 2606480), (620, 2476156), (760, 2020022), (961, 1597520), (1051, 1460720), (1178, 1303240), (1240, 1238078), (1520, 1010011), (1922, 798760), (2102, 730360), (2356, 651620), (2480, 619039), (2945, 521296), (3844, 399380), (4204, 365180), (4712, 325810), (4805, 319504), (5255, 292144), (5890, 260648), (7688, 199690), (8408, 182590), (9424, 162905), (9610, 159752), (10510, 146072), (11780, 130324), (15376, 99845), (16816, 91295), (18259, 84080), (19220, 79876), (19969, 76880), (21020, 73036), (23560, 65162), (32581, 47120), (36518, 42040), (38440, 39938)]