15402240

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{191}}^1$

素因数の和:225

約数の個数: 216

約数和(自身を含む): 61221888

約数和(自身を除く): 45819648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 191, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 382, 384, 420, 448, 480, 504, 560, 573, 576, 630, 640, 672, 720, 764, 768, 840, 896, 955, 960, 1008, 1120, 1146, 1152, 1260, 1280, 1337, 1344, 1440, 1528, 1680, 1719, 1792, 1910, 1920, 2016, 2240, 2292, 2304, 2520, 2674, 2688, 2865, 2880, 3056, 3360, 3438, 3820, 3840, 4011, 4032, 4480, 4584, 5040, 5348, 5376, 5730, 5760, 6112, 6685, 6720, 6876, 7640, 8022, 8064, 8595, 8960, 9168, 10080, 10696, 11460, 11520, 12033, 12224, 13370, 13440, 13752, 15280, 16044, 16128, 17190, 18336, 20055, 20160, 21392, 22920, 24066, 24448, 26740, 26880, 27504, 30560, 32088, 34380, 36672, 40110, 40320, 42784, 45840, 48132, 48896, 53480, 55008, 60165, 61120, 64176, 68760, 73344, 80220, 80640, 85568, 91680, 96264, 106960, 110016, 120330, 122240, 128352, 137520, 146688, 160440, 171136, 183360, 192528, 213920, 220032, 240660, 244480, 256704, 275040, 320880, 342272, 366720, 385056, 427840, 440064, 481320, 513408, 550080, 641760, 733440, 770112, 855680, 962640, 1026816, 1100160, 1283520, 1540224, 1711360, 1925280, 2200320, 2567040, 3080448, 3850560, 5134080, 7701120, 15402240]

約数ペア:

[(1, 15402240), (2, 7701120), (3, 5134080), (4, 3850560), (5, 3080448), (6, 2567040), (7, 2200320), (8, 1925280), (9, 1711360), (10, 1540224), (12, 1283520), (14, 1100160), (15, 1026816), (16, 962640), (18, 855680), (20, 770112), (21, 733440), (24, 641760), (28, 550080), (30, 513408), (32, 481320), (35, 440064), (36, 427840), (40, 385056), (42, 366720), (45, 342272), (48, 320880), (56, 275040), (60, 256704), (63, 244480), (64, 240660), (70, 220032), (72, 213920), (80, 192528), (84, 183360), (90, 171136), (96, 160440), (105, 146688), (112, 137520), (120, 128352), (126, 122240), (128, 120330), (140, 110016), (144, 106960), (160, 96264), (168, 91680), (180, 85568), (191, 80640), (192, 80220), (210, 73344), (224, 68760), (240, 64176), (252, 61120), (256, 60165), (280, 55008), (288, 53480), (315, 48896), (320, 48132), (336, 45840), (360, 42784), (382, 40320), (384, 40110), (420, 36672), (448, 34380), (480, 32088), (504, 30560), (560, 27504), (573, 26880), (576, 26740), (630, 24448), (640, 24066), (672, 22920), (720, 21392), (764, 20160), (768, 20055), (840, 18336), (896, 17190), (955, 16128), (960, 16044), (1008, 15280), (1120, 13752), (1146, 13440), (1152, 13370), (1260, 12224), (1280, 12033), (1337, 11520), (1344, 11460), (1440, 10696), (1528, 10080), (1680, 9168), (1719, 8960), (1792, 8595), (1910, 8064), (1920, 8022), (2016, 7640), (2240, 6876), (2292, 6720), (2304, 6685), (2520, 6112), (2674, 5760), (2688, 5730), (2865, 5376), (2880, 5348), (3056, 5040), (3360, 4584), (3438, 4480), (3820, 4032), (3840, 4011)]