289536520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4679}}^1$

素因数の和:4727

約数の個数: 128

約数和(自身を含む): 849139200

約数和(自身を除く): 559602680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 85, 91, 104, 119, 130, 136, 140, 170, 182, 221, 238, 260, 280, 340, 364, 442, 455, 476, 520, 595, 680, 728, 884, 910, 952, 1105, 1190, 1547, 1768, 1820, 2210, 2380, 3094, 3640, 4420, 4679, 4760, 6188, 7735, 8840, 9358, 12376, 15470, 18716, 23395, 30940, 32753, 37432, 46790, 60827, 61880, 65506, 79543, 93580, 121654, 131012, 159086, 163765, 187160, 243308, 262024, 304135, 318172, 327530, 397715, 425789, 486616, 556801, 608270, 636344, 655060, 795430, 851578, 1034059, 1113602, 1216540, 1310120, 1590860, 1703156, 2068118, 2128945, 2227204, 2433080, 2784005, 3181720, 3406312, 4136236, 4257890, 4454408, 5170295, 5568010, 7238413, 8272472, 8515780, 10340590, 11136020, 14476826, 17031560, 20681180, 22272040, 28953652, 36192065, 41362360, 57907304, 72384130, 144768260, 289536520]

約数ペア:

[(1, 289536520), (2, 144768260), (4, 72384130), (5, 57907304), (7, 41362360), (8, 36192065), (10, 28953652), (13, 22272040), (14, 20681180), (17, 17031560), (20, 14476826), (26, 11136020), (28, 10340590), (34, 8515780), (35, 8272472), (40, 7238413), (52, 5568010), (56, 5170295), (65, 4454408), (68, 4257890), (70, 4136236), (85, 3406312), (91, 3181720), (104, 2784005), (119, 2433080), (130, 2227204), (136, 2128945), (140, 2068118), (170, 1703156), (182, 1590860), (221, 1310120), (238, 1216540), (260, 1113602), (280, 1034059), (340, 851578), (364, 795430), (442, 655060), (455, 636344), (476, 608270), (520, 556801), (595, 486616), (680, 425789), (728, 397715), (884, 327530), (910, 318172), (952, 304135), (1105, 262024), (1190, 243308), (1547, 187160), (1768, 163765), (1820, 159086), (2210, 131012), (2380, 121654), (3094, 93580), (3640, 79543), (4420, 65506), (4679, 61880), (4760, 60827), (6188, 46790), (7735, 37432), (8840, 32753), (9358, 30940), (12376, 23395), (15470, 18716)]