316947968

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1051}}^1$

素因数の和:1119

約数の個数: 80

約数和(自身を含む): 688765440

約数和(自身を除く): 371817472

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 256, 304, 496, 512, 589, 608, 992, 1051, 1178, 1216, 1984, 2102, 2356, 2432, 3968, 4204, 4712, 4864, 7936, 8408, 9424, 9728, 15872, 16816, 18848, 19969, 32581, 33632, 37696, 39938, 65162, 67264, 75392, 79876, 130324, 134528, 150784, 159752, 260648, 269056, 301568, 319504, 521296, 538112, 619039, 639008, 1042592, 1238078, 1278016, 2085184, 2476156, 2556032, 4170368, 4952312, 5112064, 8340736, 9904624, 10224128, 16681472, 19809248, 39618496, 79236992, 158473984, 316947968]

約数ペア:

[(1, 316947968), (2, 158473984), (4, 79236992), (8, 39618496), (16, 19809248), (19, 16681472), (31, 10224128), (32, 9904624), (38, 8340736), (62, 5112064), (64, 4952312), (76, 4170368), (124, 2556032), (128, 2476156), (152, 2085184), (248, 1278016), (256, 1238078), (304, 1042592), (496, 639008), (512, 619039), (589, 538112), (608, 521296), (992, 319504), (1051, 301568), (1178, 269056), (1216, 260648), (1984, 159752), (2102, 150784), (2356, 134528), (2432, 130324), (3968, 79876), (4204, 75392), (4712, 67264), (4864, 65162), (7936, 39938), (8408, 37696), (9424, 33632), (9728, 32581), (15872, 19969), (16816, 18848)]