19617120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:282

約数の個数: 192

約数和(自身を含む): 72576000

約数和(自身を除く): 52958880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 216, 228, 239, 240, 270, 285, 288, 304, 342, 360, 380, 432, 456, 478, 480, 513, 540, 570, 608, 684, 717, 720, 760, 855, 864, 912, 956, 1026, 1080, 1140, 1195, 1368, 1434, 1440, 1520, 1710, 1824, 1912, 2052, 2151, 2160, 2280, 2390, 2565, 2736, 2868, 3040, 3420, 3585, 3824, 4104, 4302, 4320, 4541, 4560, 4780, 5130, 5472, 5736, 6453, 6840, 7170, 7648, 8208, 8604, 9082, 9120, 9560, 10260, 10755, 11472, 12906, 13623, 13680, 14340, 16416, 17208, 18164, 19120, 20520, 21510, 22705, 22944, 25812, 27246, 27360, 28680, 32265, 34416, 36328, 38240, 40869, 41040, 43020, 45410, 51624, 54492, 57360, 64530, 68115, 68832, 72656, 81738, 82080, 86040, 90820, 103248, 108984, 114720, 122607, 129060, 136230, 145312, 163476, 172080, 181640, 204345, 206496, 217968, 245214, 258120, 272460, 326952, 344160, 363280, 408690, 435936, 490428, 516240, 544920, 613035, 653904, 726560, 817380, 980856, 1032480, 1089840, 1226070, 1307808, 1634760, 1961712, 2179680, 2452140, 3269520, 3923424, 4904280, 6539040, 9808560, 19617120]

約数ペア:

[(1, 19617120), (2, 9808560), (3, 6539040), (4, 4904280), (5, 3923424), (6, 3269520), (8, 2452140), (9, 2179680), (10, 1961712), (12, 1634760), (15, 1307808), (16, 1226070), (18, 1089840), (19, 1032480), (20, 980856), (24, 817380), (27, 726560), (30, 653904), (32, 613035), (36, 544920), (38, 516240), (40, 490428), (45, 435936), (48, 408690), (54, 363280), (57, 344160), (60, 326952), (72, 272460), (76, 258120), (80, 245214), (90, 217968), (95, 206496), (96, 204345), (108, 181640), (114, 172080), (120, 163476), (135, 145312), (144, 136230), (152, 129060), (160, 122607), (171, 114720), (180, 108984), (190, 103248), (216, 90820), (228, 86040), (239, 82080), (240, 81738), (270, 72656), (285, 68832), (288, 68115), (304, 64530), (342, 57360), (360, 54492), (380, 51624), (432, 45410), (456, 43020), (478, 41040), (480, 40869), (513, 38240), (540, 36328), (570, 34416), (608, 32265), (684, 28680), (717, 27360), (720, 27246), (760, 25812), (855, 22944), (864, 22705), (912, 21510), (956, 20520), (1026, 19120), (1080, 18164), (1140, 17208), (1195, 16416), (1368, 14340), (1434, 13680), (1440, 13623), (1520, 12906), (1710, 11472), (1824, 10755), (1912, 10260), (2052, 9560), (2151, 9120), (2160, 9082), (2280, 8604), (2390, 8208), (2565, 7648), (2736, 7170), (2868, 6840), (3040, 6453), (3420, 5736), (3585, 5472), (3824, 5130), (4104, 4780), (4302, 4560), (4320, 4541)]