189437940

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 614960640

約数和(自身を除く): 425522700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 71, 81, 90, 108, 122, 135, 142, 162, 180, 183, 213, 243, 244, 270, 284, 305, 324, 355, 366, 405, 426, 486, 540, 549, 610, 639, 710, 729, 732, 810, 852, 915, 972, 1065, 1098, 1215, 1220, 1278, 1420, 1458, 1620, 1647, 1830, 1917, 2130, 2187, 2196, 2430, 2556, 2745, 2916, 3195, 3294, 3645, 3660, 3834, 4260, 4331, 4374, 4860, 4941, 5490, 5751, 6390, 6588, 7290, 7668, 8235, 8662, 8748, 9585, 9882, 10935, 10980, 11502, 12780, 12993, 14580, 14823, 16470, 17253, 17324, 19170, 19764, 21655, 21870, 23004, 24705, 25986, 28755, 29646, 32940, 34506, 38340, 38979, 43310, 43740, 44469, 49410, 51759, 51972, 57510, 59292, 64965, 69012, 74115, 77958, 86265, 86620, 88938, 98820, 103518, 115020, 116937, 129930, 133407, 148230, 155277, 155916, 172530, 177876, 194895, 207036, 222345, 233874, 258795, 259860, 266814, 296460, 310554, 345060, 350811, 389790, 444690, 467748, 517590, 533628, 584685, 621108, 667035, 701622, 776385, 779580, 889380, 1035180, 1052433, 1169370, 1334070, 1403244, 1552770, 1754055, 2104866, 2338740, 2668140, 3105540, 3157299, 3508110, 4209732, 5262165, 6314598, 7016220, 9471897, 10524330, 12629196, 15786495, 18943794, 21048660, 31572990, 37887588, 47359485, 63145980, 94718970, 189437940]

約数ペア:

[(1, 189437940), (2, 94718970), (3, 63145980), (4, 47359485), (5, 37887588), (6, 31572990), (9, 21048660), (10, 18943794), (12, 15786495), (15, 12629196), (18, 10524330), (20, 9471897), (27, 7016220), (30, 6314598), (36, 5262165), (45, 4209732), (54, 3508110), (60, 3157299), (61, 3105540), (71, 2668140), (81, 2338740), (90, 2104866), (108, 1754055), (122, 1552770), (135, 1403244), (142, 1334070), (162, 1169370), (180, 1052433), (183, 1035180), (213, 889380), (243, 779580), (244, 776385), (270, 701622), (284, 667035), (305, 621108), (324, 584685), (355, 533628), (366, 517590), (405, 467748), (426, 444690), (486, 389790), (540, 350811), (549, 345060), (610, 310554), (639, 296460), (710, 266814), (729, 259860), (732, 258795), (810, 233874), (852, 222345), (915, 207036), (972, 194895), (1065, 177876), (1098, 172530), (1215, 155916), (1220, 155277), (1278, 148230), (1420, 133407), (1458, 129930), (1620, 116937), (1647, 115020), (1830, 103518), (1917, 98820), (2130, 88938), (2187, 86620), (2196, 86265), (2430, 77958), (2556, 74115), (2745, 69012), (2916, 64965), (3195, 59292), (3294, 57510), (3645, 51972), (3660, 51759), (3834, 49410), (4260, 44469), (4331, 43740), (4374, 43310), (4860, 38979), (4941, 38340), (5490, 34506), (5751, 32940), (6390, 29646), (6588, 28755), (7290, 25986), (7668, 24705), (8235, 23004), (8662, 21870), (8748, 21655), (9585, 19764), (9882, 19170), (10935, 17324), (10980, 17253), (11502, 16470), (12780, 14823), (12993, 14580)]