191229720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{523}}^1$

素因数の和:825

約数の個数: 128

約数和(自身を含む): 629303040

約数和(自身を除く): 438073320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 277, 330, 440, 523, 554, 660, 831, 1046, 1108, 1320, 1385, 1569, 1662, 2092, 2216, 2615, 2770, 3047, 3138, 3324, 4155, 4184, 5230, 5540, 5753, 6094, 6276, 6648, 7845, 8310, 9141, 10460, 11080, 11506, 12188, 12552, 15235, 15690, 16620, 17259, 18282, 20920, 23012, 24376, 28765, 30470, 31380, 33240, 34518, 36564, 45705, 46024, 57530, 60940, 62760, 69036, 73128, 86295, 91410, 115060, 121880, 138072, 144871, 172590, 182820, 230120, 289742, 345180, 365640, 434613, 579484, 690360, 724355, 869226, 1158968, 1448710, 1593581, 1738452, 2173065, 2897420, 3187162, 3476904, 4346130, 4780743, 5794840, 6374324, 7967905, 8692260, 9561486, 12748648, 15935810, 17384520, 19122972, 23903715, 31871620, 38245944, 47807430, 63743240, 95614860, 191229720]

約数ペア:

[(1, 191229720), (2, 95614860), (3, 63743240), (4, 47807430), (5, 38245944), (6, 31871620), (8, 23903715), (10, 19122972), (11, 17384520), (12, 15935810), (15, 12748648), (20, 9561486), (22, 8692260), (24, 7967905), (30, 6374324), (33, 5794840), (40, 4780743), (44, 4346130), (55, 3476904), (60, 3187162), (66, 2897420), (88, 2173065), (110, 1738452), (120, 1593581), (132, 1448710), (165, 1158968), (220, 869226), (264, 724355), (277, 690360), (330, 579484), (440, 434613), (523, 365640), (554, 345180), (660, 289742), (831, 230120), (1046, 182820), (1108, 172590), (1320, 144871), (1385, 138072), (1569, 121880), (1662, 115060), (2092, 91410), (2216, 86295), (2615, 73128), (2770, 69036), (3047, 62760), (3138, 60940), (3324, 57530), (4155, 46024), (4184, 45705), (5230, 36564), (5540, 34518), (5753, 33240), (6094, 31380), (6276, 30470), (6648, 28765), (7845, 24376), (8310, 23012), (9141, 20920), (10460, 18282), (11080, 17259), (11506, 16620), (12188, 15690), (12552, 15235)]