1791445760

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{541}}^1$

素因数の和:774

約数の個数: 144

約数和(自身を含む): 4652961600

約数和(自身を除く): 2861515840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 199, 208, 256, 260, 320, 398, 416, 520, 541, 640, 796, 832, 995, 1040, 1082, 1280, 1592, 1664, 1990, 2080, 2164, 2587, 2705, 3184, 3328, 3980, 4160, 4328, 5174, 5410, 6368, 7033, 7960, 8320, 8656, 10348, 10820, 12736, 12935, 14066, 15920, 16640, 17312, 20696, 21640, 25472, 25870, 28132, 31840, 34624, 35165, 41392, 43280, 50944, 51740, 56264, 63680, 69248, 70330, 82784, 86560, 103480, 107659, 112528, 127360, 138496, 140660, 165568, 173120, 206960, 215318, 225056, 254720, 281320, 331136, 346240, 413920, 430636, 450112, 538295, 562640, 662272, 692480, 827840, 861272, 900224, 1076590, 1125280, 1399567, 1655680, 1722544, 1800448, 2153180, 2250560, 2799134, 3311360, 3445088, 4306360, 4501120, 5598268, 6890176, 6997835, 8612720, 9002240, 11196536, 13780352, 13995670, 17225440, 22393072, 27560704, 27991340, 34450880, 44786144, 55982680, 68901760, 89572288, 111965360, 137803520, 179144576, 223930720, 358289152, 447861440, 895722880, 1791445760]

約数ペア:

[(1, 1791445760), (2, 895722880), (4, 447861440), (5, 358289152), (8, 223930720), (10, 179144576), (13, 137803520), (16, 111965360), (20, 89572288), (26, 68901760), (32, 55982680), (40, 44786144), (52, 34450880), (64, 27991340), (65, 27560704), (80, 22393072), (104, 17225440), (128, 13995670), (130, 13780352), (160, 11196536), (199, 9002240), (208, 8612720), (256, 6997835), (260, 6890176), (320, 5598268), (398, 4501120), (416, 4306360), (520, 3445088), (541, 3311360), (640, 2799134), (796, 2250560), (832, 2153180), (995, 1800448), (1040, 1722544), (1082, 1655680), (1280, 1399567), (1592, 1125280), (1664, 1076590), (1990, 900224), (2080, 861272), (2164, 827840), (2587, 692480), (2705, 662272), (3184, 562640), (3328, 538295), (3980, 450112), (4160, 430636), (4328, 413920), (5174, 346240), (5410, 331136), (6368, 281320), (7033, 254720), (7960, 225056), (8320, 215318), (8656, 206960), (10348, 173120), (10820, 165568), (12736, 140660), (12935, 138496), (14066, 127360), (15920, 112528), (16640, 107659), (17312, 103480), (20696, 86560), (21640, 82784), (25472, 70330), (25870, 69248), (28132, 63680), (31840, 56264), (34624, 51740), (35165, 50944), (41392, 43280)]