248178840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22727}}^1$

素因数の和:22761

約数の個数: 128

約数和(自身を含む): 916392960

約数和(自身を除く): 668214120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 22727, 45454, 68181, 90908, 113635, 136362, 159089, 181816, 227270, 272724, 295451, 318178, 340905, 454540, 477267, 545448, 590902, 636356, 681810, 795445, 886353, 909080, 954534, 1181804, 1272712, 1363620, 1477255, 1590890, 1772706, 1909068, 2068157, 2363608, 2386335, 2727240, 2954510, 3181780, 3545412, 3818136, 4136314, 4431765, 4772670, 5909020, 6204471, 6363560, 7090824, 8272628, 8863530, 9545340, 10340785, 11818040, 12408942, 16545256, 17727060, 19090680, 20681570, 24817884, 31022355, 35454120, 41363140, 49635768, 62044710, 82726280, 124089420, 248178840]

約数ペア:

[(1, 248178840), (2, 124089420), (3, 82726280), (4, 62044710), (5, 49635768), (6, 41363140), (7, 35454120), (8, 31022355), (10, 24817884), (12, 20681570), (13, 19090680), (14, 17727060), (15, 16545256), (20, 12408942), (21, 11818040), (24, 10340785), (26, 9545340), (28, 8863530), (30, 8272628), (35, 7090824), (39, 6363560), (40, 6204471), (42, 5909020), (52, 4772670), (56, 4431765), (60, 4136314), (65, 3818136), (70, 3545412), (78, 3181780), (84, 2954510), (91, 2727240), (104, 2386335), (105, 2363608), (120, 2068157), (130, 1909068), (140, 1772706), (156, 1590890), (168, 1477255), (182, 1363620), (195, 1272712), (210, 1181804), (260, 954534), (273, 909080), (280, 886353), (312, 795445), (364, 681810), (390, 636356), (420, 590902), (455, 545448), (520, 477267), (546, 454540), (728, 340905), (780, 318178), (840, 295451), (910, 272724), (1092, 227270), (1365, 181816), (1560, 159089), (1820, 136362), (2184, 113635), (2730, 90908), (3640, 68181), (5460, 45454), (10920, 22727)]