31664100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 103243392

約数和(自身を除く): 71579292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 25, 26, 30, 39, 46, 50, 52, 60, 65, 69, 75, 78, 92, 100, 115, 130, 138, 150, 156, 195, 230, 260, 276, 299, 300, 325, 345, 353, 390, 460, 575, 598, 650, 690, 706, 780, 897, 975, 1059, 1150, 1196, 1300, 1380, 1412, 1495, 1725, 1765, 1794, 1950, 2118, 2300, 2990, 3450, 3530, 3588, 3900, 4236, 4485, 4589, 5295, 5980, 6900, 7060, 7475, 8119, 8825, 8970, 9178, 10590, 13767, 14950, 16238, 17650, 17940, 18356, 21180, 22425, 22945, 24357, 26475, 27534, 29900, 32476, 35300, 40595, 44850, 45890, 48714, 52950, 55068, 68835, 81190, 89700, 91780, 97428, 105547, 105900, 114725, 121785, 137670, 162380, 202975, 211094, 229450, 243570, 275340, 316641, 344175, 405950, 422188, 458900, 487140, 527735, 608925, 633282, 688350, 811900, 1055470, 1217850, 1266564, 1376700, 1583205, 2110940, 2435700, 2638675, 3166410, 5277350, 6332820, 7916025, 10554700, 15832050, 31664100]

約数ペア:

[(1, 31664100), (2, 15832050), (3, 10554700), (4, 7916025), (5, 6332820), (6, 5277350), (10, 3166410), (12, 2638675), (13, 2435700), (15, 2110940), (20, 1583205), (23, 1376700), (25, 1266564), (26, 1217850), (30, 1055470), (39, 811900), (46, 688350), (50, 633282), (52, 608925), (60, 527735), (65, 487140), (69, 458900), (75, 422188), (78, 405950), (92, 344175), (100, 316641), (115, 275340), (130, 243570), (138, 229450), (150, 211094), (156, 202975), (195, 162380), (230, 137670), (260, 121785), (276, 114725), (299, 105900), (300, 105547), (325, 97428), (345, 91780), (353, 89700), (390, 81190), (460, 68835), (575, 55068), (598, 52950), (650, 48714), (690, 45890), (706, 44850), (780, 40595), (897, 35300), (975, 32476), (1059, 29900), (1150, 27534), (1196, 26475), (1300, 24357), (1380, 22945), (1412, 22425), (1495, 21180), (1725, 18356), (1765, 17940), (1794, 17650), (1950, 16238), (2118, 14950), (2300, 13767), (2990, 10590), (3450, 9178), (3530, 8970), (3588, 8825), (3900, 8119), (4236, 7475), (4485, 7060), (4589, 6900), (5295, 5980)]