31461120

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{2731}}^1$

素因数の和:2758

約数の個数: 108

約数和(自身を含む): 108892056

約数和(自身を除く): 77430936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2731, 2880, 3840, 5462, 5760, 8193, 10924, 11520, 13655, 16386, 21848, 24579, 27310, 32772, 40965, 43696, 49158, 54620, 65544, 81930, 87392, 98316, 109240, 122895, 131088, 163860, 174784, 196632, 218480, 245790, 262176, 327720, 349568, 393264, 436960, 491580, 524352, 655440, 699136, 786528, 873920, 983160, 1048704, 1310880, 1573056, 1747840, 1966320, 2097408, 2621760, 3146112, 3495680, 3932640, 5243520, 6292224, 7865280, 10487040, 15730560, 31461120]

約数ペア:

[(1, 31461120), (2, 15730560), (3, 10487040), (4, 7865280), (5, 6292224), (6, 5243520), (8, 3932640), (9, 3495680), (10, 3146112), (12, 2621760), (15, 2097408), (16, 1966320), (18, 1747840), (20, 1573056), (24, 1310880), (30, 1048704), (32, 983160), (36, 873920), (40, 786528), (45, 699136), (48, 655440), (60, 524352), (64, 491580), (72, 436960), (80, 393264), (90, 349568), (96, 327720), (120, 262176), (128, 245790), (144, 218480), (160, 196632), (180, 174784), (192, 163860), (240, 131088), (256, 122895), (288, 109240), (320, 98316), (360, 87392), (384, 81930), (480, 65544), (576, 54620), (640, 49158), (720, 43696), (768, 40965), (960, 32772), (1152, 27310), (1280, 24579), (1440, 21848), (1920, 16386), (2304, 13655), (2731, 11520), (2880, 10924), (3840, 8193), (5462, 5760)]