131106688

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:148

約数の個数: 128

約数和(自身を含む): 297676800

約数和(自身を除く): 166570112

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 37, 38, 47, 62, 64, 74, 76, 94, 124, 128, 148, 152, 188, 248, 296, 304, 376, 496, 589, 592, 608, 703, 752, 893, 992, 1147, 1178, 1184, 1216, 1406, 1457, 1504, 1739, 1786, 1984, 2294, 2356, 2368, 2432, 2812, 2914, 3008, 3478, 3572, 3968, 4588, 4712, 4736, 5624, 5828, 6016, 6956, 7144, 9176, 9424, 11248, 11656, 13912, 14288, 18352, 18848, 21793, 22496, 23312, 27683, 27824, 28576, 33041, 36704, 37696, 43586, 44992, 46624, 53909, 55366, 55648, 57152, 66082, 73408, 75392, 87172, 89984, 93248, 107818, 110732, 111296, 114304, 132164, 146816, 174344, 186496, 215636, 221464, 222592, 264328, 348688, 431272, 442928, 528656, 697376, 862544, 885856, 1024271, 1057312, 1394752, 1725088, 1771712, 2048542, 2114624, 2789504, 3450176, 3543424, 4097084, 4229248, 6900352, 8194168, 16388336, 32776672, 65553344, 131106688]

約数ペア:

[(1, 131106688), (2, 65553344), (4, 32776672), (8, 16388336), (16, 8194168), (19, 6900352), (31, 4229248), (32, 4097084), (37, 3543424), (38, 3450176), (47, 2789504), (62, 2114624), (64, 2048542), (74, 1771712), (76, 1725088), (94, 1394752), (124, 1057312), (128, 1024271), (148, 885856), (152, 862544), (188, 697376), (248, 528656), (296, 442928), (304, 431272), (376, 348688), (496, 264328), (589, 222592), (592, 221464), (608, 215636), (703, 186496), (752, 174344), (893, 146816), (992, 132164), (1147, 114304), (1178, 111296), (1184, 110732), (1216, 107818), (1406, 93248), (1457, 89984), (1504, 87172), (1739, 75392), (1786, 73408), (1984, 66082), (2294, 57152), (2356, 55648), (2368, 55366), (2432, 53909), (2812, 46624), (2914, 44992), (3008, 43586), (3478, 37696), (3572, 36704), (3968, 33041), (4588, 28576), (4712, 27824), (4736, 27683), (5624, 23312), (5828, 22496), (6016, 21793), (6956, 18848), (7144, 18352), (9176, 14288), (9424, 13912), (11248, 11656)]