247383990

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^2$

素因数の和:208

約数の個数: 192

約数和(自身を含む): 803289600

約数和(自身を除く): 555905610

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 83, 90, 95, 105, 114, 126, 133, 135, 166, 171, 189, 190, 210, 249, 266, 270, 285, 315, 342, 378, 399, 415, 498, 513, 570, 581, 630, 665, 747, 798, 830, 855, 945, 1026, 1162, 1197, 1245, 1330, 1494, 1577, 1710, 1743, 1890, 1995, 2241, 2394, 2490, 2565, 2905, 3154, 3486, 3591, 3735, 3990, 4482, 4731, 5130, 5229, 5810, 5985, 6889, 7182, 7470, 7885, 8715, 9462, 10458, 11039, 11205, 11970, 13778, 14193, 15687, 15770, 17430, 17955, 20667, 22078, 22410, 23655, 26145, 28386, 31374, 33117, 34445, 35910, 41334, 42579, 47310, 48223, 52290, 55195, 62001, 66234, 68890, 70965, 78435, 85158, 96446, 99351, 103335, 110390, 124002, 130891, 141930, 144669, 156870, 165585, 186003, 198702, 206670, 212895, 241115, 261782, 289338, 298053, 310005, 331170, 372006, 392673, 425790, 434007, 482230, 496755, 596106, 620010, 654455, 723345, 785346, 868014, 916237, 930015, 993510, 1178019, 1302021, 1308910, 1446690, 1490265, 1832474, 1860030, 1963365, 2170035, 2356038, 2604042, 2748711, 2980530, 3534057, 3926730, 4340070, 4581185, 5497422, 5890095, 6510105, 7068114, 8246133, 9162370, 11780190, 13020210, 13743555, 16492266, 17670285, 24738399, 27487110, 35340570, 41230665, 49476798, 82461330, 123691995, 247383990]

約数ペア:

[(1, 247383990), (2, 123691995), (3, 82461330), (5, 49476798), (6, 41230665), (7, 35340570), (9, 27487110), (10, 24738399), (14, 17670285), (15, 16492266), (18, 13743555), (19, 13020210), (21, 11780190), (27, 9162370), (30, 8246133), (35, 7068114), (38, 6510105), (42, 5890095), (45, 5497422), (54, 4581185), (57, 4340070), (63, 3926730), (70, 3534057), (83, 2980530), (90, 2748711), (95, 2604042), (105, 2356038), (114, 2170035), (126, 1963365), (133, 1860030), (135, 1832474), (166, 1490265), (171, 1446690), (189, 1308910), (190, 1302021), (210, 1178019), (249, 993510), (266, 930015), (270, 916237), (285, 868014), (315, 785346), (342, 723345), (378, 654455), (399, 620010), (415, 596106), (498, 496755), (513, 482230), (570, 434007), (581, 425790), (630, 392673), (665, 372006), (747, 331170), (798, 310005), (830, 298053), (855, 289338), (945, 261782), (1026, 241115), (1162, 212895), (1197, 206670), (1245, 198702), (1330, 186003), (1494, 165585), (1577, 156870), (1710, 144669), (1743, 141930), (1890, 130891), (1995, 124002), (2241, 110390), (2394, 103335), (2490, 99351), (2565, 96446), (2905, 85158), (3154, 78435), (3486, 70965), (3591, 68890), (3735, 66234), (3990, 62001), (4482, 55195), (4731, 52290), (5130, 48223), (5229, 47310), (5810, 42579), (5985, 41334), (6889, 35910), (7182, 34445), (7470, 33117), (7885, 31374), (8715, 28386), (9462, 26145), (10458, 23655), (11039, 22410), (11205, 22078), (11970, 20667), (13778, 17955), (14193, 17430), (15687, 15770)]