399302160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{557}}^1$

素因数の和:705

約数の個数: 160

約数和(自身を含む): 1295274240

約数和(自身を除く): 895972080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 103, 116, 120, 145, 174, 206, 232, 240, 290, 309, 348, 412, 435, 464, 515, 557, 580, 618, 696, 824, 870, 1030, 1114, 1160, 1236, 1392, 1545, 1648, 1671, 1740, 2060, 2228, 2320, 2472, 2785, 2987, 3090, 3342, 3480, 4120, 4456, 4944, 5570, 5974, 6180, 6684, 6960, 8240, 8355, 8912, 8961, 11140, 11948, 12360, 13368, 14935, 16153, 16710, 17922, 22280, 23896, 24720, 26736, 29870, 32306, 33420, 35844, 44560, 44805, 47792, 48459, 57371, 59740, 64612, 66840, 71688, 80765, 89610, 96918, 114742, 119480, 129224, 133680, 143376, 161530, 172113, 179220, 193836, 229484, 238960, 242295, 258448, 286855, 323060, 344226, 358440, 387672, 458968, 484590, 573710, 646120, 688452, 716880, 775344, 860565, 917936, 969180, 1147420, 1292240, 1376904, 1663759, 1721130, 1938360, 2294840, 2753808, 3327518, 3442260, 3876720, 4589680, 4991277, 6655036, 6884520, 8318795, 9982554, 13310072, 13769040, 16637590, 19965108, 24956385, 26620144, 33275180, 39930216, 49912770, 66550360, 79860432, 99825540, 133100720, 199651080, 399302160]

約数ペア:

[(1, 399302160), (2, 199651080), (3, 133100720), (4, 99825540), (5, 79860432), (6, 66550360), (8, 49912770), (10, 39930216), (12, 33275180), (15, 26620144), (16, 24956385), (20, 19965108), (24, 16637590), (29, 13769040), (30, 13310072), (40, 9982554), (48, 8318795), (58, 6884520), (60, 6655036), (80, 4991277), (87, 4589680), (103, 3876720), (116, 3442260), (120, 3327518), (145, 2753808), (174, 2294840), (206, 1938360), (232, 1721130), (240, 1663759), (290, 1376904), (309, 1292240), (348, 1147420), (412, 969180), (435, 917936), (464, 860565), (515, 775344), (557, 716880), (580, 688452), (618, 646120), (696, 573710), (824, 484590), (870, 458968), (1030, 387672), (1114, 358440), (1160, 344226), (1236, 323060), (1392, 286855), (1545, 258448), (1648, 242295), (1671, 238960), (1740, 229484), (2060, 193836), (2228, 179220), (2320, 172113), (2472, 161530), (2785, 143376), (2987, 133680), (3090, 129224), (3342, 119480), (3480, 114742), (4120, 96918), (4456, 89610), (4944, 80765), (5570, 71688), (5974, 66840), (6180, 64612), (6684, 59740), (6960, 57371), (8240, 48459), (8355, 47792), (8912, 44805), (8961, 44560), (11140, 35844), (11948, 33420), (12360, 32306), (13368, 29870), (14935, 26736), (16153, 24720), (16710, 23896), (17922, 22280)]