161144320

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3313}}^1$

素因数の和:3355

約数の個数: 80

約数和(自身を含む): 406826640

約数和(自身を除く): 245682320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 2432, 2560, 3040, 3313, 4864, 6080, 6626, 9728, 12160, 13252, 16565, 24320, 26504, 33130, 48640, 53008, 62947, 66260, 106016, 125894, 132520, 212032, 251788, 265040, 314735, 424064, 503576, 530080, 629470, 848128, 1007152, 1060160, 1258940, 1696256, 2014304, 2120320, 2517880, 4028608, 4240640, 5035760, 8057216, 8481280, 10071520, 16114432, 20143040, 32228864, 40286080, 80572160, 161144320]

約数ペア:

[(1, 161144320), (2, 80572160), (4, 40286080), (5, 32228864), (8, 20143040), (10, 16114432), (16, 10071520), (19, 8481280), (20, 8057216), (32, 5035760), (38, 4240640), (40, 4028608), (64, 2517880), (76, 2120320), (80, 2014304), (95, 1696256), (128, 1258940), (152, 1060160), (160, 1007152), (190, 848128), (256, 629470), (304, 530080), (320, 503576), (380, 424064), (512, 314735), (608, 265040), (640, 251788), (760, 212032), (1216, 132520), (1280, 125894), (1520, 106016), (2432, 66260), (2560, 62947), (3040, 53008), (3313, 48640), (4864, 33130), (6080, 26504), (6626, 24320), (9728, 16565), (12160, 13252)]