72979380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2371}}^1$

素因数の和:2411

約数の個数: 120

約数和(自身を含む): 241090080

約数和(自身を除く): 168110700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 513, 540, 570, 684, 810, 855, 1026, 1140, 1539, 1620, 1710, 2052, 2371, 2565, 3078, 3420, 4742, 5130, 6156, 7113, 7695, 9484, 10260, 11855, 14226, 15390, 21339, 23710, 28452, 30780, 35565, 42678, 45049, 47420, 64017, 71130, 85356, 90098, 106695, 128034, 135147, 142260, 180196, 192051, 213390, 225245, 256068, 270294, 320085, 384102, 405441, 426780, 450490, 540588, 640170, 675735, 768204, 810882, 900980, 960255, 1216323, 1280340, 1351470, 1621764, 1920510, 2027205, 2432646, 2702940, 3648969, 3841020, 4054410, 4865292, 6081615, 7297938, 8108820, 12163230, 14595876, 18244845, 24326460, 36489690, 72979380]

約数ペア:

[(1, 72979380), (2, 36489690), (3, 24326460), (4, 18244845), (5, 14595876), (6, 12163230), (9, 8108820), (10, 7297938), (12, 6081615), (15, 4865292), (18, 4054410), (19, 3841020), (20, 3648969), (27, 2702940), (30, 2432646), (36, 2027205), (38, 1920510), (45, 1621764), (54, 1351470), (57, 1280340), (60, 1216323), (76, 960255), (81, 900980), (90, 810882), (95, 768204), (108, 675735), (114, 640170), (135, 540588), (162, 450490), (171, 426780), (180, 405441), (190, 384102), (228, 320085), (270, 270294), (285, 256068), (324, 225245), (342, 213390), (380, 192051), (405, 180196), (513, 142260), (540, 135147), (570, 128034), (684, 106695), (810, 90098), (855, 85356), (1026, 71130), (1140, 64017), (1539, 47420), (1620, 45049), (1710, 42678), (2052, 35565), (2371, 30780), (2565, 28452), (3078, 23710), (3420, 21339), (4742, 15390), (5130, 14226), (6156, 11855), (7113, 10260), (7695, 9484)]