About the Number

120388380

120388379 ← → 120388381

2進数表記:111001011001111101100011100

漢数字表記:一億二千三十八万八千三百八十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 37 1 × 61 1 × 127 1

素因数の和:244
約数の個数: 192
約数和(自身を含む): 405307392
約数和(自身を除く): 284919012

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 61, 70, 74, 84, 105, 111, 122, 127, 140, 148, 183, 185, 210, 222, 244, 254, 259, 305, 366, 370, 381, 420, 427, 444, 508, 518, 555, 610, 635, 732, 740, 762, 777, 854, 889, 915, 1036, 1110, 1220, 1270, 1281, 1295, 1524, 1554, 1708, 1778, 1830, 1905, 2135, 2220, 2257, 2540, 2562, 2590, 2667, 3108, 3556, 3660, 3810, 3885, 4270, 4445, 4514, 4699, 5124, 5180, 5334, 6405, 6771, 7620, 7747, 7770, 8540, 8890, 9028, 9398, 10668, 11285, 12810, 13335, 13542, 14097, 15494, 15540, 15799, 17780, 18796, 22570, 23241, 23495, 25620, 26670, 27084, 28194, 30988, 31598, 32893, 33855, 38735, 45140, 46482, 46990, 47397, 53340, 54229, 56388, 63196, 65786, 67710, 70485, 77470, 78995, 92964, 93980, 94794, 98679, 108458, 116205, 131572, 135420, 140970, 154940, 157990, 162687, 164465, 189588, 197358, 216916, 232410, 236985, 271145, 281940, 286639, 315980, 325374, 328930, 394716, 464820, 473970, 493395, 542290, 573278, 650748, 657860, 813435, 859917, 947940, 986790, 1084580, 1146556, 1433195, 1626870, 1719834, 1973580, 2006473, 2866390, 3253740, 3439668, 4012946, 4299585, 5732780, 6019419, 8025892, 8599170, 10032365, 12038838, 17198340, 20064730, 24077676, 30097095, 40129460, 60194190, 120388380]

約数ペア:
[(1, 120388380), (2, 60194190), (3, 40129460), (4, 30097095), (5, 24077676), (6, 20064730), (7, 17198340), (10, 12038838), (12, 10032365), (14, 8599170), (15, 8025892), (20, 6019419), (21, 5732780), (28, 4299585), (30, 4012946), (35, 3439668), (37, 3253740), (42, 2866390), (60, 2006473), (61, 1973580), (70, 1719834), (74, 1626870), (84, 1433195), (105, 1146556), (111, 1084580), (122, 986790), (127, 947940), (140, 859917), (148, 813435), (183, 657860), (185, 650748), (210, 573278), (222, 542290), (244, 493395), (254, 473970), (259, 464820), (305, 394716), (366, 328930), (370, 325374), (381, 315980), (420, 286639), (427, 281940), (444, 271145), (508, 236985), (518, 232410), (555, 216916), (610, 197358), (635, 189588), (732, 164465), (740, 162687), (762, 157990), (777, 154940), (854, 140970), (889, 135420), (915, 131572), (1036, 116205), (1110, 108458), (1220, 98679), (1270, 94794), (1281, 93980), (1295, 92964), (1524, 78995), (1554, 77470), (1708, 70485), (1778, 67710), (1830, 65786), (1905, 63196), (2135, 56388), (2220, 54229), (2257, 53340), (2540, 47397), (2562, 46990), (2590, 46482), (2667, 45140), (3108, 38735), (3556, 33855), (3660, 32893), (3810, 31598), (3885, 30988), (4270, 28194), (4445, 27084), (4514, 26670), (4699, 25620), (5124, 23495), (5180, 23241), (5334, 22570), (6405, 18796), (6771, 17780), (7620, 15799), (7747, 15540), (7770, 15494), (8540, 14097), (8890, 13542), (9028, 13335), (9398, 12810), (10668, 11285)]

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