130805120

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:416

約数の個数: 128

約数和(自身を含む): 340761600

約数和(自身を除く): 209956480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 304, 310, 320, 347, 380, 496, 589, 608, 620, 640, 694, 760, 992, 1178, 1216, 1240, 1388, 1520, 1735, 1984, 2356, 2432, 2480, 2776, 2945, 3040, 3470, 3968, 4712, 4960, 5552, 5890, 6080, 6593, 6940, 9424, 9920, 10757, 11104, 11780, 12160, 13186, 13880, 18848, 19840, 21514, 22208, 23560, 26372, 27760, 32965, 37696, 43028, 44416, 47120, 52744, 53785, 55520, 65930, 75392, 86056, 94240, 105488, 107570, 111040, 131860, 172112, 188480, 204383, 210976, 215140, 222080, 263720, 344224, 376960, 408766, 421952, 430280, 527440, 688448, 817532, 843904, 860560, 1021915, 1054880, 1376896, 1635064, 1721120, 2043830, 2109760, 3270128, 3442240, 4087660, 4219520, 6540256, 6884480, 8175320, 13080512, 16350640, 26161024, 32701280, 65402560, 130805120]

約数ペア:

[(1, 130805120), (2, 65402560), (4, 32701280), (5, 26161024), (8, 16350640), (10, 13080512), (16, 8175320), (19, 6884480), (20, 6540256), (31, 4219520), (32, 4087660), (38, 3442240), (40, 3270128), (62, 2109760), (64, 2043830), (76, 1721120), (80, 1635064), (95, 1376896), (124, 1054880), (128, 1021915), (152, 860560), (155, 843904), (160, 817532), (190, 688448), (248, 527440), (304, 430280), (310, 421952), (320, 408766), (347, 376960), (380, 344224), (496, 263720), (589, 222080), (608, 215140), (620, 210976), (640, 204383), (694, 188480), (760, 172112), (992, 131860), (1178, 111040), (1216, 107570), (1240, 105488), (1388, 94240), (1520, 86056), (1735, 75392), (1984, 65930), (2356, 55520), (2432, 53785), (2480, 52744), (2776, 47120), (2945, 44416), (3040, 43028), (3470, 37696), (3968, 32965), (4712, 27760), (4960, 26372), (5552, 23560), (5890, 22208), (6080, 21514), (6593, 19840), (6940, 18848), (9424, 13880), (9920, 13186), (10757, 12160), (11104, 11780)]