78194340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:522

約数の個数: 144

約数和(自身を含む): 273262080

約数和(自身を除く): 195067740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 229, 252, 271, 315, 420, 458, 542, 630, 687, 813, 916, 1084, 1145, 1260, 1355, 1374, 1603, 1626, 1897, 2061, 2290, 2439, 2710, 2748, 3206, 3252, 3435, 3794, 4065, 4122, 4580, 4809, 4878, 5420, 5691, 6412, 6870, 7588, 8015, 8130, 8244, 9485, 9618, 9756, 10305, 11382, 12195, 13740, 14427, 16030, 16260, 17073, 18970, 19236, 20610, 22764, 24045, 24390, 28455, 28854, 32060, 34146, 37940, 41220, 48090, 48780, 56910, 57708, 62059, 68292, 72135, 85365, 96180, 113820, 124118, 144270, 170730, 186177, 248236, 288540, 310295, 341460, 372354, 434413, 558531, 620590, 744708, 868826, 930885, 1117062, 1241180, 1303239, 1737652, 1861770, 2172065, 2234124, 2606478, 2792655, 3723540, 3909717, 4344130, 5212956, 5585310, 6516195, 7819434, 8688260, 11170620, 13032390, 15638868, 19548585, 26064780, 39097170, 78194340]

約数ペア:

[(1, 78194340), (2, 39097170), (3, 26064780), (4, 19548585), (5, 15638868), (6, 13032390), (7, 11170620), (9, 8688260), (10, 7819434), (12, 6516195), (14, 5585310), (15, 5212956), (18, 4344130), (20, 3909717), (21, 3723540), (28, 2792655), (30, 2606478), (35, 2234124), (36, 2172065), (42, 1861770), (45, 1737652), (60, 1303239), (63, 1241180), (70, 1117062), (84, 930885), (90, 868826), (105, 744708), (126, 620590), (140, 558531), (180, 434413), (210, 372354), (229, 341460), (252, 310295), (271, 288540), (315, 248236), (420, 186177), (458, 170730), (542, 144270), (630, 124118), (687, 113820), (813, 96180), (916, 85365), (1084, 72135), (1145, 68292), (1260, 62059), (1355, 57708), (1374, 56910), (1603, 48780), (1626, 48090), (1897, 41220), (2061, 37940), (2290, 34146), (2439, 32060), (2710, 28854), (2748, 28455), (3206, 24390), (3252, 24045), (3435, 22764), (3794, 20610), (4065, 19236), (4122, 18970), (4580, 17073), (4809, 16260), (4878, 16030), (5420, 14427), (5691, 13740), (6412, 12195), (6870, 11382), (7588, 10305), (8015, 9756), (8130, 9618), (8244, 9485)]