138521880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:351

約数の個数: 256

約数和(自身を含む): 537062400

約数和(自身を除く): 398540520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 73, 84, 90, 105, 108, 120, 126, 135, 140, 146, 168, 180, 189, 210, 216, 219, 251, 252, 270, 280, 292, 315, 360, 365, 378, 420, 438, 502, 504, 511, 540, 584, 630, 657, 730, 753, 756, 840, 876, 945, 1004, 1022, 1080, 1095, 1255, 1260, 1314, 1460, 1506, 1512, 1533, 1752, 1757, 1890, 1971, 2008, 2044, 2190, 2259, 2510, 2520, 2555, 2628, 2920, 3012, 3066, 3285, 3514, 3765, 3780, 3942, 4088, 4380, 4518, 4599, 5020, 5110, 5256, 5271, 6024, 6132, 6570, 6777, 7028, 7530, 7560, 7665, 7884, 8760, 8785, 9036, 9198, 9855, 10040, 10220, 10542, 11295, 12264, 13140, 13554, 13797, 14056, 15060, 15330, 15768, 15813, 17570, 18072, 18323, 18396, 19710, 20440, 21084, 22590, 22995, 26280, 26355, 27108, 27594, 30120, 30660, 31626, 33885, 35140, 36646, 36792, 39420, 42168, 45180, 45990, 47439, 52710, 54216, 54969, 55188, 61320, 63252, 67770, 68985, 70280, 73292, 78840, 79065, 90360, 91615, 91980, 94878, 105420, 109938, 110376, 126504, 128261, 135540, 137970, 146584, 158130, 164907, 183230, 183960, 189756, 210840, 219876, 237195, 256522, 271080, 274845, 275940, 316260, 329814, 366460, 379512, 384783, 439752, 474390, 494721, 513044, 549690, 551880, 632520, 641305, 659628, 732920, 769566, 824535, 948780, 989442, 1026088, 1099380, 1154349, 1282610, 1319256, 1539132, 1649070, 1897560, 1923915, 1978884, 2198760, 2308698, 2473605, 2565220, 3078264, 3298140, 3463047, 3847830, 3957768, 4617396, 4947210, 5130440, 5771745, 6596280, 6926094, 7695660, 9234792, 9894420, 11543490, 13852188, 15391320, 17315235, 19788840, 23086980, 27704376, 34630470, 46173960, 69260940, 138521880]

約数ペア:

[(1, 138521880), (2, 69260940), (3, 46173960), (4, 34630470), (5, 27704376), (6, 23086980), (7, 19788840), (8, 17315235), (9, 15391320), (10, 13852188), (12, 11543490), (14, 9894420), (15, 9234792), (18, 7695660), (20, 6926094), (21, 6596280), (24, 5771745), (27, 5130440), (28, 4947210), (30, 4617396), (35, 3957768), (36, 3847830), (40, 3463047), (42, 3298140), (45, 3078264), (54, 2565220), (56, 2473605), (60, 2308698), (63, 2198760), (70, 1978884), (72, 1923915), (73, 1897560), (84, 1649070), (90, 1539132), (105, 1319256), (108, 1282610), (120, 1154349), (126, 1099380), (135, 1026088), (140, 989442), (146, 948780), (168, 824535), (180, 769566), (189, 732920), (210, 659628), (216, 641305), (219, 632520), (251, 551880), (252, 549690), (270, 513044), (280, 494721), (292, 474390), (315, 439752), (360, 384783), (365, 379512), (378, 366460), (420, 329814), (438, 316260), (502, 275940), (504, 274845), (511, 271080), (540, 256522), (584, 237195), (630, 219876), (657, 210840), (730, 189756), (753, 183960), (756, 183230), (840, 164907), (876, 158130), (945, 146584), (1004, 137970), (1022, 135540), (1080, 128261), (1095, 126504), (1255, 110376), (1260, 109938), (1314, 105420), (1460, 94878), (1506, 91980), (1512, 91615), (1533, 90360), (1752, 79065), (1757, 78840), (1890, 73292), (1971, 70280), (2008, 68985), (2044, 67770), (2190, 63252), (2259, 61320), (2510, 55188), (2520, 54969), (2555, 54216), (2628, 52710), (2920, 47439), (3012, 45990), (3066, 45180), (3285, 42168), (3514, 39420), (3765, 36792), (3780, 36646), (3942, 35140), (4088, 33885), (4380, 31626), (4518, 30660), (4599, 30120), (5020, 27594), (5110, 27108), (5256, 26355), (5271, 26280), (6024, 22995), (6132, 22590), (6570, 21084), (6777, 20440), (7028, 19710), (7530, 18396), (7560, 18323), (7665, 18072), (7884, 17570), (8760, 15813), (8785, 15768), (9036, 15330), (9198, 15060), (9855, 14056), (10040, 13797), (10220, 13554), (10542, 13140), (11295, 12264)]