20604865260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{3511}}^1$

素因数の和:3776

約数の個数: 192

約数和(自身を含む): 67120220160

約数和(自身を除く): 46515354900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 157, 178, 210, 267, 314, 356, 420, 445, 471, 534, 623, 628, 785, 890, 942, 1068, 1099, 1246, 1335, 1570, 1780, 1869, 1884, 2198, 2355, 2492, 2670, 3115, 3140, 3297, 3511, 3738, 4396, 4710, 5340, 5495, 6230, 6594, 7022, 7476, 9345, 9420, 10533, 10990, 12460, 13188, 13973, 14044, 16485, 17555, 18690, 21066, 21980, 24577, 27946, 32970, 35110, 37380, 41919, 42132, 49154, 52665, 55892, 65940, 69865, 70220, 73731, 83838, 97811, 98308, 105330, 122885, 139730, 147462, 167676, 195622, 209595, 210660, 245770, 279460, 293433, 294924, 312479, 368655, 391244, 419190, 489055, 491540, 551227, 586866, 624958, 737310, 838380, 937437, 978110, 1102454, 1173732, 1249916, 1467165, 1474620, 1562395, 1653681, 1874874, 1956220, 2187353, 2204908, 2756135, 2934330, 3124790, 3307362, 3749748, 3858589, 4374706, 4687185, 5512270, 5868660, 6249580, 6562059, 6614724, 7717178, 8268405, 8749412, 9374370, 10936765, 11024540, 11575767, 13124118, 15434356, 16536810, 18748740, 19292945, 21873530, 23151534, 26248236, 32810295, 33073620, 38585890, 43747060, 46303068, 49059203, 57878835, 65620590, 77171780, 98118406, 115757670, 131241180, 147177609, 196236812, 231515340, 245296015, 294355218, 343414421, 490592030, 588710436, 686828842, 735888045, 981184060, 1030243263, 1373657684, 1471776090, 1717072105, 2060486526, 2943552180, 3434144210, 4120973052, 5151216315, 6868288420, 10302432630, 20604865260]

約数ペア:

[(1, 20604865260), (2, 10302432630), (3, 6868288420), (4, 5151216315), (5, 4120973052), (6, 3434144210), (7, 2943552180), (10, 2060486526), (12, 1717072105), (14, 1471776090), (15, 1373657684), (20, 1030243263), (21, 981184060), (28, 735888045), (30, 686828842), (35, 588710436), (42, 490592030), (60, 343414421), (70, 294355218), (84, 245296015), (89, 231515340), (105, 196236812), (140, 147177609), (157, 131241180), (178, 115757670), (210, 98118406), (267, 77171780), (314, 65620590), (356, 57878835), (420, 49059203), (445, 46303068), (471, 43747060), (534, 38585890), (623, 33073620), (628, 32810295), (785, 26248236), (890, 23151534), (942, 21873530), (1068, 19292945), (1099, 18748740), (1246, 16536810), (1335, 15434356), (1570, 13124118), (1780, 11575767), (1869, 11024540), (1884, 10936765), (2198, 9374370), (2355, 8749412), (2492, 8268405), (2670, 7717178), (3115, 6614724), (3140, 6562059), (3297, 6249580), (3511, 5868660), (3738, 5512270), (4396, 4687185), (4710, 4374706), (5340, 3858589), (5495, 3749748), (6230, 3307362), (6594, 3124790), (7022, 2934330), (7476, 2756135), (9345, 2204908), (9420, 2187353), (10533, 1956220), (10990, 1874874), (12460, 1653681), (13188, 1562395), (13973, 1474620), (14044, 1467165), (16485, 1249916), (17555, 1173732), (18690, 1102454), (21066, 978110), (21980, 937437), (24577, 838380), (27946, 737310), (32970, 624958), (35110, 586866), (37380, 551227), (41919, 491540), (42132, 489055), (49154, 419190), (52665, 391244), (55892, 368655), (65940, 312479), (69865, 294924), (70220, 293433), (73731, 279460), (83838, 245770), (97811, 210660), (98308, 209595), (105330, 195622), (122885, 167676), (139730, 147462)]