420721440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1097}}^1$

素因数の和:1179

約数の個数: 192

約数和(自身を含む): 1434392064

約数和(自身を除く): 1013670624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 47, 48, 51, 60, 68, 80, 85, 94, 96, 102, 120, 136, 141, 160, 170, 188, 204, 235, 240, 255, 272, 282, 340, 376, 408, 470, 480, 510, 544, 564, 680, 705, 752, 799, 816, 940, 1020, 1097, 1128, 1360, 1410, 1504, 1598, 1632, 1880, 2040, 2194, 2256, 2397, 2720, 2820, 3196, 3291, 3760, 3995, 4080, 4388, 4512, 4794, 5485, 5640, 6392, 6582, 7520, 7990, 8160, 8776, 9588, 10970, 11280, 11985, 12784, 13164, 15980, 16455, 17552, 18649, 19176, 21940, 22560, 23970, 25568, 26328, 31960, 32910, 35104, 37298, 38352, 43880, 47940, 51559, 52656, 55947, 63920, 65820, 74596, 76704, 87760, 93245, 95880, 103118, 105312, 111894, 127840, 131640, 149192, 154677, 175520, 186490, 191760, 206236, 223788, 257795, 263280, 279735, 298384, 309354, 372980, 383520, 412472, 447576, 515590, 526560, 559470, 596768, 618708, 745960, 773385, 824944, 876503, 895152, 1031180, 1118940, 1237416, 1491920, 1546770, 1649888, 1753006, 1790304, 2062360, 2237880, 2474832, 2629509, 2983840, 3093540, 3506012, 4124720, 4382515, 4475760, 4949664, 5259018, 6187080, 7012024, 8249440, 8765030, 8951520, 10518036, 12374160, 13147545, 14024048, 17530060, 21036072, 24748320, 26295090, 28048096, 35060120, 42072144, 52590180, 70120240, 84144288, 105180360, 140240480, 210360720, 420721440]

約数ペア:

[(1, 420721440), (2, 210360720), (3, 140240480), (4, 105180360), (5, 84144288), (6, 70120240), (8, 52590180), (10, 42072144), (12, 35060120), (15, 28048096), (16, 26295090), (17, 24748320), (20, 21036072), (24, 17530060), (30, 14024048), (32, 13147545), (34, 12374160), (40, 10518036), (47, 8951520), (48, 8765030), (51, 8249440), (60, 7012024), (68, 6187080), (80, 5259018), (85, 4949664), (94, 4475760), (96, 4382515), (102, 4124720), (120, 3506012), (136, 3093540), (141, 2983840), (160, 2629509), (170, 2474832), (188, 2237880), (204, 2062360), (235, 1790304), (240, 1753006), (255, 1649888), (272, 1546770), (282, 1491920), (340, 1237416), (376, 1118940), (408, 1031180), (470, 895152), (480, 876503), (510, 824944), (544, 773385), (564, 745960), (680, 618708), (705, 596768), (752, 559470), (799, 526560), (816, 515590), (940, 447576), (1020, 412472), (1097, 383520), (1128, 372980), (1360, 309354), (1410, 298384), (1504, 279735), (1598, 263280), (1632, 257795), (1880, 223788), (2040, 206236), (2194, 191760), (2256, 186490), (2397, 175520), (2720, 154677), (2820, 149192), (3196, 131640), (3291, 127840), (3760, 111894), (3995, 105312), (4080, 103118), (4388, 95880), (4512, 93245), (4794, 87760), (5485, 76704), (5640, 74596), (6392, 65820), (6582, 63920), (7520, 55947), (7990, 52656), (8160, 51559), (8776, 47940), (9588, 43880), (10970, 38352), (11280, 37298), (11985, 35104), (12784, 32910), (13164, 31960), (15980, 26328), (16455, 25568), (17552, 23970), (18649, 22560), (19176, 21940)]