217047740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3847}}^1$

素因数の和:3907

約数の個数: 96

約数和(自身を含む): 579231744

約数和(自身を除く): 362184004

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 182, 217, 260, 310, 364, 403, 434, 455, 620, 806, 868, 910, 1085, 1612, 1820, 2015, 2170, 2821, 3847, 4030, 4340, 5642, 7694, 8060, 11284, 14105, 15388, 19235, 26929, 28210, 38470, 50011, 53858, 56420, 76940, 100022, 107716, 119257, 134645, 200044, 238514, 250055, 269290, 350077, 477028, 500110, 538580, 596285, 700154, 834799, 1000220, 1192570, 1400308, 1550341, 1669598, 1750385, 2385140, 3100682, 3339196, 3500770, 4173995, 6201364, 7001540, 7751705, 8347990, 10852387, 15503410, 16695980, 21704774, 31006820, 43409548, 54261935, 108523870, 217047740]

約数ペア:

[(1, 217047740), (2, 108523870), (4, 54261935), (5, 43409548), (7, 31006820), (10, 21704774), (13, 16695980), (14, 15503410), (20, 10852387), (26, 8347990), (28, 7751705), (31, 7001540), (35, 6201364), (52, 4173995), (62, 3500770), (65, 3339196), (70, 3100682), (91, 2385140), (124, 1750385), (130, 1669598), (140, 1550341), (155, 1400308), (182, 1192570), (217, 1000220), (260, 834799), (310, 700154), (364, 596285), (403, 538580), (434, 500110), (455, 477028), (620, 350077), (806, 269290), (868, 250055), (910, 238514), (1085, 200044), (1612, 134645), (1820, 119257), (2015, 107716), (2170, 100022), (2821, 76940), (3847, 56420), (4030, 53858), (4340, 50011), (5642, 38470), (7694, 28210), (8060, 26929), (11284, 19235), (14105, 15388)]