31162240

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:144

約数の個数: 128

約数和(自身を含む): 81518400

約数和(自身を除く): 50356160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 64, 73, 80, 92, 115, 116, 128, 145, 146, 160, 184, 230, 232, 290, 292, 320, 365, 368, 460, 464, 580, 584, 640, 667, 730, 736, 920, 928, 1160, 1168, 1334, 1460, 1472, 1679, 1840, 1856, 2117, 2320, 2336, 2668, 2920, 2944, 3335, 3358, 3680, 3712, 4234, 4640, 4672, 5336, 5840, 6670, 6716, 7360, 8395, 8468, 9280, 9344, 10585, 10672, 11680, 13340, 13432, 14720, 16790, 16936, 18560, 21170, 21344, 23360, 26680, 26864, 33580, 33872, 42340, 42688, 46720, 48691, 53360, 53728, 67160, 67744, 84680, 85376, 97382, 106720, 107456, 134320, 135488, 169360, 194764, 213440, 214912, 243455, 268640, 270976, 338720, 389528, 426880, 486910, 537280, 677440, 779056, 973820, 1074560, 1354880, 1558112, 1947640, 3116224, 3895280, 6232448, 7790560, 15581120, 31162240]

約数ペア:

[(1, 31162240), (2, 15581120), (4, 7790560), (5, 6232448), (8, 3895280), (10, 3116224), (16, 1947640), (20, 1558112), (23, 1354880), (29, 1074560), (32, 973820), (40, 779056), (46, 677440), (58, 537280), (64, 486910), (73, 426880), (80, 389528), (92, 338720), (115, 270976), (116, 268640), (128, 243455), (145, 214912), (146, 213440), (160, 194764), (184, 169360), (230, 135488), (232, 134320), (290, 107456), (292, 106720), (320, 97382), (365, 85376), (368, 84680), (460, 67744), (464, 67160), (580, 53728), (584, 53360), (640, 48691), (667, 46720), (730, 42688), (736, 42340), (920, 33872), (928, 33580), (1160, 26864), (1168, 26680), (1334, 23360), (1460, 21344), (1472, 21170), (1679, 18560), (1840, 16936), (1856, 16790), (2117, 14720), (2320, 13432), (2336, 13340), (2668, 11680), (2920, 10672), (2944, 10585), (3335, 9344), (3358, 9280), (3680, 8468), (3712, 8395), (4234, 7360), (4640, 6716), (4672, 6670), (5336, 5840)]