487575720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23761}}^1$

素因数の和:23800

約数の個数: 128

約数和(自身を含む): 1710864000

約数和(自身を除く): 1223288280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 23761, 47522, 71283, 95044, 118805, 142566, 190088, 213849, 237610, 285132, 356415, 427698, 451459, 475220, 570264, 641547, 712830, 855396, 902918, 950440, 1069245, 1283094, 1354377, 1425660, 1710792, 1805836, 2138490, 2257295, 2566188, 2708754, 2851320, 3207735, 3611672, 4063131, 4276980, 4514590, 5132376, 5417508, 6415470, 6771885, 8126262, 8553960, 9029180, 10835016, 12189393, 12830940, 13543770, 16252524, 18058360, 20315655, 24378786, 25661880, 27087540, 32505048, 40631310, 48757572, 54175080, 60946965, 81262620, 97515144, 121893930, 162525240, 243787860, 487575720]

約数ペア:

[(1, 487575720), (2, 243787860), (3, 162525240), (4, 121893930), (5, 97515144), (6, 81262620), (8, 60946965), (9, 54175080), (10, 48757572), (12, 40631310), (15, 32505048), (18, 27087540), (19, 25661880), (20, 24378786), (24, 20315655), (27, 18058360), (30, 16252524), (36, 13543770), (38, 12830940), (40, 12189393), (45, 10835016), (54, 9029180), (57, 8553960), (60, 8126262), (72, 6771885), (76, 6415470), (90, 5417508), (95, 5132376), (108, 4514590), (114, 4276980), (120, 4063131), (135, 3611672), (152, 3207735), (171, 2851320), (180, 2708754), (190, 2566188), (216, 2257295), (228, 2138490), (270, 1805836), (285, 1710792), (342, 1425660), (360, 1354377), (380, 1283094), (456, 1069245), (513, 950440), (540, 902918), (570, 855396), (684, 712830), (760, 641547), (855, 570264), (1026, 475220), (1080, 451459), (1140, 427698), (1368, 356415), (1710, 285132), (2052, 237610), (2280, 213849), (2565, 190088), (3420, 142566), (4104, 118805), (5130, 95044), (6840, 71283), (10260, 47522), (20520, 23761)]