7219978920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{260461}}^1$

素因数の和:260496

約数の個数: 192

約数和(自身を含む): 29255091840

約数和(自身を除く): 22035112920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 252, 264, 280, 308, 315, 330, 360, 385, 396, 420, 440, 462, 495, 504, 616, 630, 660, 693, 770, 792, 840, 924, 990, 1155, 1260, 1320, 1386, 1540, 1848, 1980, 2310, 2520, 2772, 3080, 3465, 3960, 4620, 5544, 6930, 9240, 13860, 27720, 260461, 520922, 781383, 1041844, 1302305, 1562766, 1823227, 2083688, 2344149, 2604610, 2865071, 3125532, 3646454, 3906915, 4688298, 5209220, 5469681, 5730142, 6251064, 7292908, 7813830, 8595213, 9116135, 9376596, 10418440, 10939362, 11460284, 11720745, 14325355, 14585816, 15627660, 16409043, 17190426, 18232270, 18753192, 20055497, 21878724, 22920568, 23441490, 25785639, 27348405, 28650710, 31255320, 32818086, 34380852, 36464540, 40110994, 42976065, 43757448, 46882980, 51571278, 54696810, 57301420, 60166491, 65636172, 68761704, 72929080, 80221988, 82045215, 85952130, 93765960, 100277485, 103142556, 109393620, 114602840, 120332982, 128928195, 131272344, 160443976, 164090430, 171904260, 180499473, 200554970, 206285112, 218787240, 240665964, 257856390, 300832455, 328180860, 343808520, 360998946, 401109940, 481331928, 515712780, 601664910, 656361720, 721997892, 802219880, 902497365, 1031425560, 1203329820, 1443995784, 1804994730, 2406659640, 3609989460, 7219978920]

約数ペア:

[(1, 7219978920), (2, 3609989460), (3, 2406659640), (4, 1804994730), (5, 1443995784), (6, 1203329820), (7, 1031425560), (8, 902497365), (9, 802219880), (10, 721997892), (11, 656361720), (12, 601664910), (14, 515712780), (15, 481331928), (18, 401109940), (20, 360998946), (21, 343808520), (22, 328180860), (24, 300832455), (28, 257856390), (30, 240665964), (33, 218787240), (35, 206285112), (36, 200554970), (40, 180499473), (42, 171904260), (44, 164090430), (45, 160443976), (55, 131272344), (56, 128928195), (60, 120332982), (63, 114602840), (66, 109393620), (70, 103142556), (72, 100277485), (77, 93765960), (84, 85952130), (88, 82045215), (90, 80221988), (99, 72929080), (105, 68761704), (110, 65636172), (120, 60166491), (126, 57301420), (132, 54696810), (140, 51571278), (154, 46882980), (165, 43757448), (168, 42976065), (180, 40110994), (198, 36464540), (210, 34380852), (220, 32818086), (231, 31255320), (252, 28650710), (264, 27348405), (280, 25785639), (308, 23441490), (315, 22920568), (330, 21878724), (360, 20055497), (385, 18753192), (396, 18232270), (420, 17190426), (440, 16409043), (462, 15627660), (495, 14585816), (504, 14325355), (616, 11720745), (630, 11460284), (660, 10939362), (693, 10418440), (770, 9376596), (792, 9116135), (840, 8595213), (924, 7813830), (990, 7292908), (1155, 6251064), (1260, 5730142), (1320, 5469681), (1386, 5209220), (1540, 4688298), (1848, 3906915), (1980, 3646454), (2310, 3125532), (2520, 2865071), (2772, 2604610), (3080, 2344149), (3465, 2083688), (3960, 1823227), (4620, 1562766), (5544, 1302305), (6930, 1041844), (9240, 781383), (13860, 520922), (27720, 260461)]