215881380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8387}}^1$

素因数の和:8426

約数の個数: 144

約数和(自身を含む): 769414464

約数和(自身を除く): 553533084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2860, 4290, 5148, 6435, 8387, 8580, 12870, 16774, 25161, 25740, 33548, 41935, 50322, 75483, 83870, 92257, 100644, 109031, 125805, 150966, 167740, 184514, 218062, 251610, 276771, 301932, 327093, 369028, 377415, 436124, 461285, 503220, 545155, 553542, 654186, 754830, 830313, 922570, 981279, 1090310, 1107084, 1199341, 1308372, 1383855, 1509660, 1635465, 1660626, 1845140, 1962558, 2180620, 2398682, 2767710, 3270930, 3321252, 3598023, 3925116, 4151565, 4797364, 4906395, 5535420, 5996705, 6541860, 7196046, 8303130, 9812790, 10794069, 11993410, 14392092, 16606260, 17990115, 19625580, 21588138, 23986820, 35980230, 43176276, 53970345, 71960460, 107940690, 215881380]

約数ペア:

[(1, 215881380), (2, 107940690), (3, 71960460), (4, 53970345), (5, 43176276), (6, 35980230), (9, 23986820), (10, 21588138), (11, 19625580), (12, 17990115), (13, 16606260), (15, 14392092), (18, 11993410), (20, 10794069), (22, 9812790), (26, 8303130), (30, 7196046), (33, 6541860), (36, 5996705), (39, 5535420), (44, 4906395), (45, 4797364), (52, 4151565), (55, 3925116), (60, 3598023), (65, 3321252), (66, 3270930), (78, 2767710), (90, 2398682), (99, 2180620), (110, 1962558), (117, 1845140), (130, 1660626), (132, 1635465), (143, 1509660), (156, 1383855), (165, 1308372), (180, 1199341), (195, 1107084), (198, 1090310), (220, 981279), (234, 922570), (260, 830313), (286, 754830), (330, 654186), (390, 553542), (396, 545155), (429, 503220), (468, 461285), (495, 436124), (572, 377415), (585, 369028), (660, 327093), (715, 301932), (780, 276771), (858, 251610), (990, 218062), (1170, 184514), (1287, 167740), (1430, 150966), (1716, 125805), (1980, 109031), (2145, 100644), (2340, 92257), (2574, 83870), (2860, 75483), (4290, 50322), (5148, 41935), (6435, 33548), (8387, 25740), (8580, 25161), (12870, 16774)]