168636780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3793}}^1$

素因数の和:3840

約数の個数: 144

約数和(自身を含む): 580026720

約数和(自身を除く): 411389940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 3793, 4446, 4940, 7410, 7586, 8892, 11115, 11379, 14820, 15172, 18965, 22230, 22758, 34137, 37930, 44460, 45516, 49309, 56895, 68274, 72067, 75860, 98618, 113790, 136548, 144134, 147927, 170685, 197236, 216201, 227580, 246545, 288268, 295854, 341370, 360335, 432402, 443781, 493090, 591708, 648603, 682740, 720670, 739635, 864804, 887562, 936871, 986180, 1081005, 1297206, 1441340, 1479270, 1775124, 1873742, 2162010, 2218905, 2594412, 2810613, 2958540, 3243015, 3747484, 4324020, 4437810, 4684355, 5621226, 6486030, 8431839, 8875620, 9368710, 11242452, 12972060, 14053065, 16863678, 18737420, 28106130, 33727356, 42159195, 56212260, 84318390, 168636780]

約数ペア:

[(1, 168636780), (2, 84318390), (3, 56212260), (4, 42159195), (5, 33727356), (6, 28106130), (9, 18737420), (10, 16863678), (12, 14053065), (13, 12972060), (15, 11242452), (18, 9368710), (19, 8875620), (20, 8431839), (26, 6486030), (30, 5621226), (36, 4684355), (38, 4437810), (39, 4324020), (45, 3747484), (52, 3243015), (57, 2958540), (60, 2810613), (65, 2594412), (76, 2218905), (78, 2162010), (90, 1873742), (95, 1775124), (114, 1479270), (117, 1441340), (130, 1297206), (156, 1081005), (171, 986180), (180, 936871), (190, 887562), (195, 864804), (228, 739635), (234, 720670), (247, 682740), (260, 648603), (285, 591708), (342, 493090), (380, 443781), (390, 432402), (468, 360335), (494, 341370), (570, 295854), (585, 288268), (684, 246545), (741, 227580), (780, 216201), (855, 197236), (988, 170685), (1140, 147927), (1170, 144134), (1235, 136548), (1482, 113790), (1710, 98618), (2223, 75860), (2340, 72067), (2470, 68274), (2964, 56895), (3420, 49309), (3705, 45516), (3793, 44460), (4446, 37930), (4940, 34137), (7410, 22758), (7586, 22230), (8892, 18965), (11115, 15172), (11379, 14820)]