121515120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:680

約数の個数: 160

約数和(自身を含む): 423455040

約数和(自身を除く): 301939920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 101, 108, 120, 135, 144, 180, 202, 216, 240, 270, 303, 360, 404, 432, 505, 540, 557, 606, 720, 808, 909, 1010, 1080, 1114, 1212, 1515, 1616, 1671, 1818, 2020, 2160, 2228, 2424, 2727, 2785, 3030, 3342, 3636, 4040, 4456, 4545, 4848, 5013, 5454, 5570, 6060, 6684, 7272, 8080, 8355, 8912, 9090, 10026, 10908, 11140, 12120, 13368, 13635, 14544, 15039, 16710, 18180, 20052, 21816, 22280, 24240, 25065, 26736, 27270, 30078, 33420, 36360, 40104, 43632, 44560, 50130, 54540, 56257, 60156, 66840, 72720, 75195, 80208, 100260, 109080, 112514, 120312, 133680, 150390, 168771, 200520, 218160, 225028, 240624, 281285, 300780, 337542, 401040, 450056, 506313, 562570, 601560, 675084, 843855, 900112, 1012626, 1125140, 1203120, 1350168, 1518939, 1687710, 2025252, 2250280, 2531565, 2700336, 3037878, 3375420, 4050504, 4500560, 5063130, 6075756, 6750840, 7594695, 8101008, 10126260, 12151512, 13501680, 15189390, 20252520, 24303024, 30378780, 40505040, 60757560, 121515120]

約数ペア:

[(1, 121515120), (2, 60757560), (3, 40505040), (4, 30378780), (5, 24303024), (6, 20252520), (8, 15189390), (9, 13501680), (10, 12151512), (12, 10126260), (15, 8101008), (16, 7594695), (18, 6750840), (20, 6075756), (24, 5063130), (27, 4500560), (30, 4050504), (36, 3375420), (40, 3037878), (45, 2700336), (48, 2531565), (54, 2250280), (60, 2025252), (72, 1687710), (80, 1518939), (90, 1350168), (101, 1203120), (108, 1125140), (120, 1012626), (135, 900112), (144, 843855), (180, 675084), (202, 601560), (216, 562570), (240, 506313), (270, 450056), (303, 401040), (360, 337542), (404, 300780), (432, 281285), (505, 240624), (540, 225028), (557, 218160), (606, 200520), (720, 168771), (808, 150390), (909, 133680), (1010, 120312), (1080, 112514), (1114, 109080), (1212, 100260), (1515, 80208), (1616, 75195), (1671, 72720), (1818, 66840), (2020, 60156), (2160, 56257), (2228, 54540), (2424, 50130), (2727, 44560), (2785, 43632), (3030, 40104), (3342, 36360), (3636, 33420), (4040, 30078), (4456, 27270), (4545, 26736), (4848, 25065), (5013, 24240), (5454, 22280), (5570, 21816), (6060, 20052), (6684, 18180), (7272, 16710), (8080, 15039), (8355, 14544), (8912, 13635), (9090, 13368), (10026, 12120), (10908, 11140)]