838966920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{13523}}^1$

素因数の和:13595

約数の個数: 128

約数和(自身を含む): 2804336640

約数和(自身を除く): 1965369720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 47, 55, 60, 66, 88, 94, 110, 120, 132, 141, 165, 188, 220, 235, 264, 282, 330, 376, 440, 470, 517, 564, 660, 705, 940, 1034, 1128, 1320, 1410, 1551, 1880, 2068, 2585, 2820, 3102, 4136, 5170, 5640, 6204, 7755, 10340, 12408, 13523, 15510, 20680, 27046, 31020, 40569, 54092, 62040, 67615, 81138, 108184, 135230, 148753, 162276, 202845, 270460, 297506, 324552, 405690, 446259, 540920, 595012, 635581, 743765, 811380, 892518, 1190024, 1271162, 1487530, 1622760, 1785036, 1906743, 2231295, 2542324, 2975060, 3177905, 3570072, 3813486, 4462590, 5084648, 5950120, 6355810, 6991391, 7626972, 8925180, 9533715, 12711620, 13982782, 15253944, 17850360, 19067430, 20974173, 25423240, 27965564, 34956955, 38134860, 41948346, 55931128, 69913910, 76269720, 83896692, 104870865, 139827820, 167793384, 209741730, 279655640, 419483460, 838966920]

約数ペア:

[(1, 838966920), (2, 419483460), (3, 279655640), (4, 209741730), (5, 167793384), (6, 139827820), (8, 104870865), (10, 83896692), (11, 76269720), (12, 69913910), (15, 55931128), (20, 41948346), (22, 38134860), (24, 34956955), (30, 27965564), (33, 25423240), (40, 20974173), (44, 19067430), (47, 17850360), (55, 15253944), (60, 13982782), (66, 12711620), (88, 9533715), (94, 8925180), (110, 7626972), (120, 6991391), (132, 6355810), (141, 5950120), (165, 5084648), (188, 4462590), (220, 3813486), (235, 3570072), (264, 3177905), (282, 2975060), (330, 2542324), (376, 2231295), (440, 1906743), (470, 1785036), (517, 1622760), (564, 1487530), (660, 1271162), (705, 1190024), (940, 892518), (1034, 811380), (1128, 743765), (1320, 635581), (1410, 595012), (1551, 540920), (1880, 446259), (2068, 405690), (2585, 324552), (2820, 297506), (3102, 270460), (4136, 202845), (5170, 162276), (5640, 148753), (6204, 135230), (7755, 108184), (10340, 81138), (12408, 67615), (13523, 62040), (15510, 54092), (20680, 40569), (27046, 31020)]