1213440

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{79}}^1$

素因数の和:107

約数の個数: 88

約数和(自身を含む): 3930240

約数和(自身を除く): 2716800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 256, 316, 320, 384, 395, 474, 480, 512, 632, 640, 768, 790, 948, 960, 1024, 1185, 1264, 1280, 1536, 1580, 1896, 1920, 2370, 2528, 2560, 3072, 3160, 3792, 3840, 4740, 5056, 5120, 6320, 7584, 7680, 9480, 10112, 12640, 15168, 15360, 18960, 20224, 25280, 30336, 37920, 40448, 50560, 60672, 75840, 80896, 101120, 121344, 151680, 202240, 242688, 303360, 404480, 606720, 1213440]

約数ペア:

[(1, 1213440), (2, 606720), (3, 404480), (4, 303360), (5, 242688), (6, 202240), (8, 151680), (10, 121344), (12, 101120), (15, 80896), (16, 75840), (20, 60672), (24, 50560), (30, 40448), (32, 37920), (40, 30336), (48, 25280), (60, 20224), (64, 18960), (79, 15360), (80, 15168), (96, 12640), (120, 10112), (128, 9480), (158, 7680), (160, 7584), (192, 6320), (237, 5120), (240, 5056), (256, 4740), (316, 3840), (320, 3792), (384, 3160), (395, 3072), (474, 2560), (480, 2528), (512, 2370), (632, 1920), (640, 1896), (768, 1580), (790, 1536), (948, 1280), (960, 1264), (1024, 1185)]