219807900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{18787}}^1$

素因数の和:18820

約数の個数: 108

約数和(自身を含む): 742013272

約数和(自身を除く): 522205372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 234, 260, 300, 325, 390, 450, 468, 585, 650, 780, 900, 975, 1170, 1300, 1950, 2340, 2925, 3900, 5850, 11700, 18787, 37574, 56361, 75148, 93935, 112722, 169083, 187870, 225444, 244231, 281805, 338166, 375740, 469675, 488462, 563610, 676332, 732693, 845415, 939350, 976924, 1127220, 1221155, 1409025, 1465386, 1690830, 1878700, 2198079, 2442310, 2818050, 2930772, 3381660, 3663465, 4227075, 4396158, 4884620, 5636100, 6105775, 7326930, 8454150, 8792316, 10990395, 12211550, 14653860, 16908300, 18317325, 21980790, 24423100, 36634650, 43961580, 54951975, 73269300, 109903950, 219807900]

約数ペア:

[(1, 219807900), (2, 109903950), (3, 73269300), (4, 54951975), (5, 43961580), (6, 36634650), (9, 24423100), (10, 21980790), (12, 18317325), (13, 16908300), (15, 14653860), (18, 12211550), (20, 10990395), (25, 8792316), (26, 8454150), (30, 7326930), (36, 6105775), (39, 5636100), (45, 4884620), (50, 4396158), (52, 4227075), (60, 3663465), (65, 3381660), (75, 2930772), (78, 2818050), (90, 2442310), (100, 2198079), (117, 1878700), (130, 1690830), (150, 1465386), (156, 1409025), (180, 1221155), (195, 1127220), (225, 976924), (234, 939350), (260, 845415), (300, 732693), (325, 676332), (390, 563610), (450, 488462), (468, 469675), (585, 375740), (650, 338166), (780, 281805), (900, 244231), (975, 225444), (1170, 187870), (1300, 169083), (1950, 112722), (2340, 93935), (2925, 75148), (3900, 56361), (5850, 37574), (11700, 18787)]