242836720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{787}}^1$

素因数の和:855

約数の個数: 160

約数和(自身を含む): 703526400

約数和(自身を除く): 460689680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 29, 35, 38, 40, 56, 58, 70, 76, 80, 95, 112, 116, 133, 140, 145, 152, 190, 203, 232, 266, 280, 290, 304, 380, 406, 464, 532, 551, 560, 580, 665, 760, 787, 812, 1015, 1064, 1102, 1160, 1330, 1520, 1574, 1624, 2030, 2128, 2204, 2320, 2660, 2755, 3148, 3248, 3857, 3935, 4060, 4408, 5320, 5509, 5510, 6296, 7714, 7870, 8120, 8816, 10640, 11018, 11020, 12592, 14953, 15428, 15740, 16240, 19285, 22036, 22040, 22823, 27545, 29906, 30856, 31480, 38570, 44072, 44080, 45646, 55090, 59812, 61712, 62960, 74765, 77140, 88144, 91292, 104671, 110180, 114115, 119624, 149530, 154280, 159761, 182584, 209342, 220360, 228230, 239248, 299060, 308560, 319522, 365168, 418684, 433637, 440720, 456460, 523355, 598120, 639044, 798805, 837368, 867274, 912920, 1046710, 1196240, 1278088, 1597610, 1674736, 1734548, 1825840, 2093420, 2168185, 2556176, 3035459, 3195220, 3469096, 4186840, 4336370, 6070918, 6390440, 6938192, 8373680, 8672740, 12141836, 12780880, 15177295, 17345480, 24283672, 30354590, 34690960, 48567344, 60709180, 121418360, 242836720]

約数ペア:

[(1, 242836720), (2, 121418360), (4, 60709180), (5, 48567344), (7, 34690960), (8, 30354590), (10, 24283672), (14, 17345480), (16, 15177295), (19, 12780880), (20, 12141836), (28, 8672740), (29, 8373680), (35, 6938192), (38, 6390440), (40, 6070918), (56, 4336370), (58, 4186840), (70, 3469096), (76, 3195220), (80, 3035459), (95, 2556176), (112, 2168185), (116, 2093420), (133, 1825840), (140, 1734548), (145, 1674736), (152, 1597610), (190, 1278088), (203, 1196240), (232, 1046710), (266, 912920), (280, 867274), (290, 837368), (304, 798805), (380, 639044), (406, 598120), (464, 523355), (532, 456460), (551, 440720), (560, 433637), (580, 418684), (665, 365168), (760, 319522), (787, 308560), (812, 299060), (1015, 239248), (1064, 228230), (1102, 220360), (1160, 209342), (1330, 182584), (1520, 159761), (1574, 154280), (1624, 149530), (2030, 119624), (2128, 114115), (2204, 110180), (2320, 104671), (2660, 91292), (2755, 88144), (3148, 77140), (3248, 74765), (3857, 62960), (3935, 61712), (4060, 59812), (4408, 55090), (5320, 45646), (5509, 44080), (5510, 44072), (6296, 38570), (7714, 31480), (7870, 30856), (8120, 29906), (8816, 27545), (10640, 22823), (11018, 22040), (11020, 22036), (12592, 19285), (14953, 16240), (15428, 15740)]