155520720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3541}}^1$

素因数の和:3621

約数の個数: 120

約数和(自身を含む): 531002472

約数和(自身を除く): 375481752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2928, 3541, 3660, 4392, 4880, 5490, 7082, 7320, 8784, 10623, 10980, 14164, 14640, 17705, 21246, 21960, 28328, 31869, 35410, 42492, 43920, 53115, 56656, 63738, 70820, 84984, 106230, 127476, 141640, 159345, 169968, 212460, 216001, 254952, 283280, 318690, 424920, 432002, 509904, 637380, 648003, 849840, 864004, 1080005, 1274760, 1296006, 1728008, 1944009, 2160010, 2549520, 2592012, 3240015, 3456016, 3888018, 4320020, 5184024, 6480030, 7776036, 8640040, 9720045, 10368048, 12960060, 15552072, 17280080, 19440090, 25920120, 31104144, 38880180, 51840240, 77760360, 155520720]

約数ペア:

[(1, 155520720), (2, 77760360), (3, 51840240), (4, 38880180), (5, 31104144), (6, 25920120), (8, 19440090), (9, 17280080), (10, 15552072), (12, 12960060), (15, 10368048), (16, 9720045), (18, 8640040), (20, 7776036), (24, 6480030), (30, 5184024), (36, 4320020), (40, 3888018), (45, 3456016), (48, 3240015), (60, 2592012), (61, 2549520), (72, 2160010), (80, 1944009), (90, 1728008), (120, 1296006), (122, 1274760), (144, 1080005), (180, 864004), (183, 849840), (240, 648003), (244, 637380), (305, 509904), (360, 432002), (366, 424920), (488, 318690), (549, 283280), (610, 254952), (720, 216001), (732, 212460), (915, 169968), (976, 159345), (1098, 141640), (1220, 127476), (1464, 106230), (1830, 84984), (2196, 70820), (2440, 63738), (2745, 56656), (2928, 53115), (3541, 43920), (3660, 42492), (4392, 35410), (4880, 31869), (5490, 28328), (7082, 21960), (7320, 21246), (8784, 17705), (10623, 14640), (10980, 14164)]