1881878560

素因数分解:

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

素因数の和:1135

約数の個数: 144

約数和(自身を含む): 4848221952

約数和(自身を除く): 2966343392

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 361, 380, 496, 589, 608, 620, 722, 760, 992, 1051, 1178, 1240, 1444, 1520, 1805, 2102, 2356, 2480, 2888, 2945, 3040, 3610, 4204, 4712, 4960, 5255, 5776, 5890, 7220, 8408, 9424, 10510, 11191, 11552, 11780, 14440, 16816, 18848, 19969, 21020, 22382, 23560, 28880, 32581, 33632, 39938, 42040, 44764, 47120, 55955, 57760, 65162, 79876, 84080, 89528, 94240, 99845, 111910, 130324, 159752, 162905, 168160, 179056, 199690, 223820, 260648, 319504, 325810, 358112, 379411, 399380, 447640, 521296, 619039, 639008, 651620, 758822, 798760, 895280, 1042592, 1238078, 1303240, 1517644, 1597520, 1790560, 1897055, 2476156, 2606480, 3035288, 3095195, 3195040, 3794110, 4952312, 5212960, 6070576, 6190390, 7588220, 9904624, 11761741, 12141152, 12380780, 15176440, 19809248, 23523482, 24761560, 30352880, 47046964, 49523120, 58808705, 60705760, 94093928, 99046240, 117617410, 188187856, 235234820, 376375712, 470469640, 940939280, 1881878560]

約数ペア:

[(1, 1881878560), (2, 940939280), (4, 470469640), (5, 376375712), (8, 235234820), (10, 188187856), (16, 117617410), (19, 99046240), (20, 94093928), (31, 60705760), (32, 58808705), (38, 49523120), (40, 47046964), (62, 30352880), (76, 24761560), (80, 23523482), (95, 19809248), (124, 15176440), (152, 12380780), (155, 12141152), (160, 11761741), (190, 9904624), (248, 7588220), (304, 6190390), (310, 6070576), (361, 5212960), (380, 4952312), (496, 3794110), (589, 3195040), (608, 3095195), (620, 3035288), (722, 2606480), (760, 2476156), (992, 1897055), (1051, 1790560), (1178, 1597520), (1240, 1517644), (1444, 1303240), (1520, 1238078), (1805, 1042592), (2102, 895280), (2356, 798760), (2480, 758822), (2888, 651620), (2945, 639008), (3040, 619039), (3610, 521296), (4204, 447640), (4712, 399380), (4960, 379411), (5255, 358112), (5776, 325810), (5890, 319504), (7220, 260648), (8408, 223820), (9424, 199690), (10510, 179056), (11191, 168160), (11552, 162905), (11780, 159752), (14440, 130324), (16816, 111910), (18848, 99845), (19969, 94240), (21020, 89528), (22382, 84080), (23560, 79876), (28880, 65162), (32581, 57760), (33632, 55955), (39938, 47120), (42040, 44764)]