30014720

素因数分解:

$2^8\times 5^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 72848160

約数和(自身を除く): 42833440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 179, 256, 262, 320, 358, 524, 640, 655, 716, 895, 1048, 1280, 1310, 1432, 1790, 2096, 2620, 2864, 3580, 4192, 5240, 5728, 7160, 8384, 10480, 11456, 14320, 16768, 20960, 22912, 23449, 28640, 33536, 41920, 45824, 46898, 57280, 83840, 93796, 114560, 117245, 167680, 187592, 229120, 234490, 375184, 468980, 750368, 937960, 1500736, 1875920, 3001472, 3751840, 6002944, 7503680, 15007360, 30014720]

約数ペア:

[(1, 30014720), (2, 15007360), (4, 7503680), (5, 6002944), (8, 3751840), (10, 3001472), (16, 1875920), (20, 1500736), (32, 937960), (40, 750368), (64, 468980), (80, 375184), (128, 234490), (131, 229120), (160, 187592), (179, 167680), (256, 117245), (262, 114560), (320, 93796), (358, 83840), (524, 57280), (640, 46898), (655, 45824), (716, 41920), (895, 33536), (1048, 28640), (1280, 23449), (1310, 22912), (1432, 20960), (1790, 16768), (2096, 14320), (2620, 11456), (2864, 10480), (3580, 8384), (4192, 7160), (5240, 5728)]