177715980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:640

約数の個数: 144

約数和(自身を含む): 585224640

約数和(自身を除く): 407508660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 173, 180, 195, 234, 260, 346, 390, 439, 468, 519, 585, 692, 780, 865, 878, 1038, 1170, 1317, 1557, 1730, 1756, 2076, 2195, 2249, 2340, 2595, 2634, 3114, 3460, 3951, 4390, 4498, 5190, 5268, 5707, 6228, 6585, 6747, 7785, 7902, 8780, 8996, 10380, 11245, 11414, 13170, 13494, 15570, 15804, 17121, 19755, 20241, 22490, 22828, 26340, 26988, 28535, 31140, 33735, 34242, 39510, 40482, 44980, 51363, 57070, 67470, 68484, 75947, 79020, 80964, 85605, 101205, 102726, 114140, 134940, 151894, 171210, 202410, 205452, 227841, 256815, 303788, 342420, 379735, 404820, 455682, 513630, 683523, 759470, 911364, 987311, 1027260, 1139205, 1367046, 1518940, 1974622, 2278410, 2734092, 2961933, 3417615, 3949244, 4556820, 4936555, 5923866, 6835230, 8885799, 9873110, 11847732, 13670460, 14809665, 17771598, 19746220, 29619330, 35543196, 44428995, 59238660, 88857990, 177715980]

約数ペア:

[(1, 177715980), (2, 88857990), (3, 59238660), (4, 44428995), (5, 35543196), (6, 29619330), (9, 19746220), (10, 17771598), (12, 14809665), (13, 13670460), (15, 11847732), (18, 9873110), (20, 8885799), (26, 6835230), (30, 5923866), (36, 4936555), (39, 4556820), (45, 3949244), (52, 3417615), (60, 2961933), (65, 2734092), (78, 2278410), (90, 1974622), (117, 1518940), (130, 1367046), (156, 1139205), (173, 1027260), (180, 987311), (195, 911364), (234, 759470), (260, 683523), (346, 513630), (390, 455682), (439, 404820), (468, 379735), (519, 342420), (585, 303788), (692, 256815), (780, 227841), (865, 205452), (878, 202410), (1038, 171210), (1170, 151894), (1317, 134940), (1557, 114140), (1730, 102726), (1756, 101205), (2076, 85605), (2195, 80964), (2249, 79020), (2340, 75947), (2595, 68484), (2634, 67470), (3114, 57070), (3460, 51363), (3951, 44980), (4390, 40482), (4498, 39510), (5190, 34242), (5268, 33735), (5707, 31140), (6228, 28535), (6585, 26988), (6747, 26340), (7785, 22828), (7902, 22490), (8780, 20241), (8996, 19755), (10380, 17121), (11245, 15804), (11414, 15570), (13170, 13494)]