164020920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:322

約数の個数: 256

約数和(自身を含む): 608256000

約数和(自身を除く): 444235080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 43, 56, 57, 60, 70, 76, 84, 86, 95, 105, 114, 120, 129, 133, 140, 152, 168, 172, 190, 210, 215, 228, 239, 258, 266, 280, 285, 301, 344, 380, 399, 420, 430, 456, 478, 516, 532, 570, 602, 645, 665, 717, 760, 798, 817, 840, 860, 903, 956, 1032, 1064, 1140, 1195, 1204, 1290, 1330, 1434, 1505, 1596, 1634, 1673, 1720, 1806, 1912, 1995, 2280, 2390, 2408, 2451, 2580, 2660, 2868, 3010, 3192, 3268, 3346, 3585, 3612, 3990, 4085, 4515, 4541, 4780, 4902, 5019, 5160, 5320, 5719, 5736, 6020, 6536, 6692, 7170, 7224, 7980, 8170, 8365, 9030, 9082, 9560, 9804, 10038, 10277, 11438, 12040, 12255, 13384, 13623, 14340, 15960, 16340, 16730, 17157, 18060, 18164, 19608, 20076, 20554, 22705, 22876, 24510, 25095, 27246, 28595, 28680, 30831, 31787, 32680, 33460, 34314, 36120, 36328, 40152, 41108, 45410, 45752, 49020, 50190, 51385, 54492, 57190, 61662, 63574, 66920, 68115, 68628, 71939, 82216, 85785, 90820, 95361, 98040, 100380, 102770, 108984, 114380, 123324, 127148, 136230, 137256, 143878, 154155, 158935, 171570, 181640, 190722, 195263, 200760, 205540, 215817, 228760, 246648, 254296, 272460, 287756, 308310, 317870, 343140, 359695, 381444, 390526, 411080, 431634, 476805, 544920, 575512, 585789, 616620, 635740, 686280, 719390, 762888, 781052, 863268, 953610, 976315, 1079085, 1171578, 1233240, 1271480, 1366841, 1438780, 1562104, 1726536, 1907220, 1952630, 2158170, 2343156, 2733682, 2877560, 2928945, 3814440, 3905260, 4100523, 4316340, 4686312, 5467364, 5857890, 6834205, 7810520, 8201046, 8632680, 10934728, 11715780, 13668410, 16402092, 20502615, 23431560, 27336820, 32804184, 41005230, 54673640, 82010460, 164020920]

約数ペア:

[(1, 164020920), (2, 82010460), (3, 54673640), (4, 41005230), (5, 32804184), (6, 27336820), (7, 23431560), (8, 20502615), (10, 16402092), (12, 13668410), (14, 11715780), (15, 10934728), (19, 8632680), (20, 8201046), (21, 7810520), (24, 6834205), (28, 5857890), (30, 5467364), (35, 4686312), (38, 4316340), (40, 4100523), (42, 3905260), (43, 3814440), (56, 2928945), (57, 2877560), (60, 2733682), (70, 2343156), (76, 2158170), (84, 1952630), (86, 1907220), (95, 1726536), (105, 1562104), (114, 1438780), (120, 1366841), (129, 1271480), (133, 1233240), (140, 1171578), (152, 1079085), (168, 976315), (172, 953610), (190, 863268), (210, 781052), (215, 762888), (228, 719390), (239, 686280), (258, 635740), (266, 616620), (280, 585789), (285, 575512), (301, 544920), (344, 476805), (380, 431634), (399, 411080), (420, 390526), (430, 381444), (456, 359695), (478, 343140), (516, 317870), (532, 308310), (570, 287756), (602, 272460), (645, 254296), (665, 246648), (717, 228760), (760, 215817), (798, 205540), (817, 200760), (840, 195263), (860, 190722), (903, 181640), (956, 171570), (1032, 158935), (1064, 154155), (1140, 143878), (1195, 137256), (1204, 136230), (1290, 127148), (1330, 123324), (1434, 114380), (1505, 108984), (1596, 102770), (1634, 100380), (1673, 98040), (1720, 95361), (1806, 90820), (1912, 85785), (1995, 82216), (2280, 71939), (2390, 68628), (2408, 68115), (2451, 66920), (2580, 63574), (2660, 61662), (2868, 57190), (3010, 54492), (3192, 51385), (3268, 50190), (3346, 49020), (3585, 45752), (3612, 45410), (3990, 41108), (4085, 40152), (4515, 36328), (4541, 36120), (4780, 34314), (4902, 33460), (5019, 32680), (5160, 31787), (5320, 30831), (5719, 28680), (5736, 28595), (6020, 27246), (6536, 25095), (6692, 24510), (7170, 22876), (7224, 22705), (7980, 20554), (8170, 20076), (8365, 19608), (9030, 18164), (9082, 18060), (9560, 17157), (9804, 16730), (10038, 16340), (10277, 15960), (11438, 14340), (12040, 13623), (12255, 13384)]