31801464320

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1553}}^1$

素因数の和:2016

約数の個数: 160

約数和(自身を含む): 80504534880

約数和(自身を除く): 48703070560

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, 421, 512, 608, 640, 760, 842, 1216, 1280, 1520, 1553, 1684, 2105, 2432, 2560, 3040, 3106, 3368, 4210, 4864, 6080, 6212, 6736, 7765, 7999, 8420, 9728, 12160, 12424, 13472, 15530, 15998, 16840, 24320, 24848, 26944, 29507, 31060, 31996, 33680, 39995, 48640, 49696, 53888, 59014, 62120, 63992, 67360, 79990, 99392, 107776, 118028, 124240, 127984, 134720, 147535, 159980, 198784, 215552, 236056, 248480, 255968, 269440, 295070, 319960, 397568, 472112, 496960, 511936, 538880, 590140, 639920, 653813, 795136, 944224, 993920, 1023872, 1077760, 1180280, 1279840, 1307626, 1888448, 1987840, 2047744, 2360560, 2559680, 2615252, 3269065, 3776896, 3975680, 4095488, 4721120, 5119360, 5230504, 6538130, 7553792, 9442240, 10238720, 10461008, 12422447, 13076260, 15107584, 18884480, 20477440, 20922016, 24844894, 26152520, 37768960, 41844032, 49689788, 52305040, 62112235, 75537920, 83688064, 99379576, 104610080, 124224470, 167376128, 198759152, 209220160, 248448940, 334752256, 397518304, 418440320, 496897880, 795036608, 836880640, 993795760, 1590073216, 1673761280, 1987591520, 3180146432, 3975183040, 6360292864, 7950366080, 15900732160, 31801464320]

約数ペア:

[(1, 31801464320), (2, 15900732160), (4, 7950366080), (5, 6360292864), (8, 3975183040), (10, 3180146432), (16, 1987591520), (19, 1673761280), (20, 1590073216), (32, 993795760), (38, 836880640), (40, 795036608), (64, 496897880), (76, 418440320), (80, 397518304), (95, 334752256), (128, 248448940), (152, 209220160), (160, 198759152), (190, 167376128), (256, 124224470), (304, 104610080), (320, 99379576), (380, 83688064), (421, 75537920), (512, 62112235), (608, 52305040), (640, 49689788), (760, 41844032), (842, 37768960), (1216, 26152520), (1280, 24844894), (1520, 20922016), (1553, 20477440), (1684, 18884480), (2105, 15107584), (2432, 13076260), (2560, 12422447), (3040, 10461008), (3106, 10238720), (3368, 9442240), (4210, 7553792), (4864, 6538130), (6080, 5230504), (6212, 5119360), (6736, 4721120), (7765, 4095488), (7999, 3975680), (8420, 3776896), (9728, 3269065), (12160, 2615252), (12424, 2559680), (13472, 2360560), (15530, 2047744), (15998, 1987840), (16840, 1888448), (24320, 1307626), (24848, 1279840), (26944, 1180280), (29507, 1077760), (31060, 1023872), (31996, 993920), (33680, 944224), (39995, 795136), (48640, 653813), (49696, 639920), (53888, 590140), (59014, 538880), (62120, 511936), (63992, 496960), (67360, 472112), (79990, 397568), (99392, 319960), (107776, 295070), (118028, 269440), (124240, 255968), (127984, 248480), (134720, 236056), (147535, 215552), (159980, 198784)]