1507840

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:73

約数の個数: 80

約数和(自身を含む): 3928320

約数和(自身を除く): 2420480

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, 256, 304, 310, 320, 380, 496, 512, 589, 608, 620, 640, 760, 992, 1178, 1216, 1240, 1280, 1520, 1984, 2356, 2432, 2480, 2560, 2945, 3040, 3968, 4712, 4864, 4960, 5890, 6080, 7936, 9424, 9728, 9920, 11780, 12160, 15872, 18848, 19840, 23560, 24320, 37696, 39680, 47120, 48640, 75392, 79360, 94240, 150784, 188480, 301568, 376960, 753920, 1507840]

約数ペア:

[(1, 1507840), (2, 753920), (4, 376960), (5, 301568), (8, 188480), (10, 150784), (16, 94240), (19, 79360), (20, 75392), (31, 48640), (32, 47120), (38, 39680), (40, 37696), (62, 24320), (64, 23560), (76, 19840), (80, 18848), (95, 15872), (124, 12160), (128, 11780), (152, 9920), (155, 9728), (160, 9424), (190, 7936), (248, 6080), (256, 5890), (304, 4960), (310, 4864), (320, 4712), (380, 3968), (496, 3040), (512, 2945), (589, 2560), (608, 2480), (620, 2432), (640, 2356), (760, 1984), (992, 1520), (1178, 1280), (1216, 1240)]