54072840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 168739200

約数和(自身を除く): 114666360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 83, 89, 120, 122, 166, 178, 183, 244, 249, 267, 305, 332, 356, 366, 415, 445, 488, 498, 534, 610, 664, 712, 732, 830, 890, 915, 996, 1068, 1220, 1245, 1335, 1464, 1660, 1780, 1830, 1992, 2136, 2440, 2490, 2670, 3320, 3560, 3660, 4980, 5063, 5340, 5429, 7320, 7387, 9960, 10126, 10680, 10858, 14774, 15189, 16287, 20252, 21716, 22161, 25315, 27145, 29548, 30378, 32574, 36935, 40504, 43432, 44322, 50630, 54290, 59096, 60756, 65148, 73870, 75945, 81435, 88644, 101260, 108580, 110805, 121512, 130296, 147740, 151890, 162870, 177288, 202520, 217160, 221610, 295480, 303780, 325740, 443220, 450607, 607560, 651480, 886440, 901214, 1351821, 1802428, 2253035, 2703642, 3604856, 4506070, 5407284, 6759105, 9012140, 10814568, 13518210, 18024280, 27036420, 54072840]

約数ペア:

[(1, 54072840), (2, 27036420), (3, 18024280), (4, 13518210), (5, 10814568), (6, 9012140), (8, 6759105), (10, 5407284), (12, 4506070), (15, 3604856), (20, 2703642), (24, 2253035), (30, 1802428), (40, 1351821), (60, 901214), (61, 886440), (83, 651480), (89, 607560), (120, 450607), (122, 443220), (166, 325740), (178, 303780), (183, 295480), (244, 221610), (249, 217160), (267, 202520), (305, 177288), (332, 162870), (356, 151890), (366, 147740), (415, 130296), (445, 121512), (488, 110805), (498, 108580), (534, 101260), (610, 88644), (664, 81435), (712, 75945), (732, 73870), (830, 65148), (890, 60756), (915, 59096), (996, 54290), (1068, 50630), (1220, 44322), (1245, 43432), (1335, 40504), (1464, 36935), (1660, 32574), (1780, 30378), (1830, 29548), (1992, 27145), (2136, 25315), (2440, 22161), (2490, 21716), (2670, 20252), (3320, 16287), (3560, 15189), (3660, 14774), (4980, 10858), (5063, 10680), (5340, 10126), (5429, 9960), (7320, 7387)]