815967616

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:280

約数の個数: 128

約数和(自身を含む): 1801728000

約数和(自身を除く): 985760384

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 79, 124, 128, 137, 152, 158, 248, 274, 304, 316, 496, 548, 589, 608, 632, 992, 1096, 1178, 1216, 1264, 1501, 1984, 2192, 2356, 2432, 2449, 2528, 2603, 3002, 3968, 4247, 4384, 4712, 4898, 5056, 5206, 6004, 8494, 8768, 9424, 9796, 10112, 10412, 10823, 12008, 16988, 17536, 18848, 19592, 20824, 21646, 24016, 33976, 37696, 39184, 41648, 43292, 46531, 48032, 67952, 75392, 78368, 80693, 83296, 86584, 93062, 96064, 135904, 156736, 161386, 166592, 173168, 186124, 192128, 205637, 271808, 313472, 322772, 333184, 335513, 346336, 372248, 411274, 543616, 645544, 671026, 692672, 744496, 822548, 1291088, 1342052, 1385344, 1488992, 1645096, 2582176, 2684104, 2977984, 3290192, 5164352, 5368208, 5955968, 6374747, 6580384, 10328704, 10736416, 12749494, 13160768, 21472832, 25498988, 26321536, 42945664, 50997976, 101995952, 203991904, 407983808, 815967616]

約数ペア:

[(1, 815967616), (2, 407983808), (4, 203991904), (8, 101995952), (16, 50997976), (19, 42945664), (31, 26321536), (32, 25498988), (38, 21472832), (62, 13160768), (64, 12749494), (76, 10736416), (79, 10328704), (124, 6580384), (128, 6374747), (137, 5955968), (152, 5368208), (158, 5164352), (248, 3290192), (274, 2977984), (304, 2684104), (316, 2582176), (496, 1645096), (548, 1488992), (589, 1385344), (608, 1342052), (632, 1291088), (992, 822548), (1096, 744496), (1178, 692672), (1216, 671026), (1264, 645544), (1501, 543616), (1984, 411274), (2192, 372248), (2356, 346336), (2432, 335513), (2449, 333184), (2528, 322772), (2603, 313472), (3002, 271808), (3968, 205637), (4247, 192128), (4384, 186124), (4712, 173168), (4898, 166592), (5056, 161386), (5206, 156736), (6004, 135904), (8494, 96064), (8768, 93062), (9424, 86584), (9796, 83296), (10112, 80693), (10412, 78368), (10823, 75392), (12008, 67952), (16988, 48032), (17536, 46531), (18848, 43292), (19592, 41648), (20824, 39184), (21646, 37696), (24016, 33976)]