210823320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 652458240

約数和(自身を除く): 441634920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 83, 120, 122, 166, 183, 244, 249, 305, 332, 347, 366, 415, 488, 498, 610, 664, 694, 732, 830, 915, 996, 1041, 1220, 1245, 1388, 1464, 1660, 1735, 1830, 1992, 2082, 2440, 2490, 2776, 3320, 3470, 3660, 4164, 4980, 5063, 5205, 6940, 7320, 8328, 9960, 10126, 10410, 13880, 15189, 20252, 20820, 21167, 25315, 28801, 30378, 40504, 41640, 42334, 50630, 57602, 60756, 63501, 75945, 84668, 86403, 101260, 105835, 115204, 121512, 127002, 144005, 151890, 169336, 172806, 202520, 211670, 230408, 254004, 288010, 303780, 317505, 345612, 423340, 432015, 508008, 576020, 607560, 635010, 691224, 846680, 864030, 1152040, 1270020, 1728060, 1756861, 2540040, 3456120, 3513722, 5270583, 7027444, 8784305, 10541166, 14054888, 17568610, 21082332, 26352915, 35137220, 42164664, 52705830, 70274440, 105411660, 210823320]

約数ペア:

[(1, 210823320), (2, 105411660), (3, 70274440), (4, 52705830), (5, 42164664), (6, 35137220), (8, 26352915), (10, 21082332), (12, 17568610), (15, 14054888), (20, 10541166), (24, 8784305), (30, 7027444), (40, 5270583), (60, 3513722), (61, 3456120), (83, 2540040), (120, 1756861), (122, 1728060), (166, 1270020), (183, 1152040), (244, 864030), (249, 846680), (305, 691224), (332, 635010), (347, 607560), (366, 576020), (415, 508008), (488, 432015), (498, 423340), (610, 345612), (664, 317505), (694, 303780), (732, 288010), (830, 254004), (915, 230408), (996, 211670), (1041, 202520), (1220, 172806), (1245, 169336), (1388, 151890), (1464, 144005), (1660, 127002), (1735, 121512), (1830, 115204), (1992, 105835), (2082, 101260), (2440, 86403), (2490, 84668), (2776, 75945), (3320, 63501), (3470, 60756), (3660, 57602), (4164, 50630), (4980, 42334), (5063, 41640), (5205, 40504), (6940, 30378), (7320, 28801), (8328, 25315), (9960, 21167), (10126, 20820), (10410, 20252), (13880, 15189)]