161807800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:139

約数の個数: 288

約数和(自身を含む): 508896000

約数和(自身を除く): 347088200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 25, 28, 35, 38, 40, 44, 49, 50, 55, 56, 70, 76, 77, 79, 88, 95, 98, 100, 110, 133, 140, 152, 154, 158, 175, 190, 196, 200, 209, 220, 245, 266, 275, 280, 308, 316, 350, 380, 385, 392, 395, 418, 440, 475, 490, 532, 539, 550, 553, 616, 632, 665, 700, 760, 770, 790, 836, 869, 931, 950, 980, 1045, 1064, 1078, 1100, 1106, 1225, 1330, 1400, 1463, 1501, 1540, 1580, 1672, 1738, 1862, 1900, 1925, 1960, 1975, 2090, 2156, 2200, 2212, 2450, 2660, 2695, 2765, 2926, 3002, 3080, 3160, 3325, 3476, 3724, 3800, 3850, 3871, 3950, 4180, 4312, 4345, 4424, 4655, 4900, 5225, 5320, 5390, 5530, 5852, 6004, 6083, 6650, 6952, 7315, 7448, 7505, 7700, 7742, 7900, 8360, 8690, 9310, 9800, 10241, 10450, 10507, 10780, 11060, 11704, 12008, 12166, 13300, 13475, 13825, 14630, 15010, 15400, 15484, 15800, 16511, 17380, 18620, 19355, 20482, 20900, 21014, 21560, 21725, 22120, 23275, 24332, 26600, 26950, 27650, 29260, 30020, 30415, 30968, 33022, 34760, 36575, 37240, 37525, 38710, 40964, 41800, 42028, 42581, 43450, 46550, 48664, 51205, 52535, 53900, 55300, 58520, 60040, 60830, 66044, 73150, 73549, 75050, 77420, 81928, 82555, 84056, 85162, 86900, 93100, 96775, 102410, 105070, 107800, 110600, 115577, 121660, 132088, 146300, 147098, 150100, 152075, 154840, 165110, 170324, 173800, 186200, 193550, 204820, 210140, 212905, 231154, 243320, 256025, 262675, 292600, 294196, 300200, 304150, 330220, 340648, 367745, 387100, 409640, 412775, 420280, 425810, 462308, 512050, 525350, 577885, 588392, 608300, 660440, 735490, 774200, 809039, 825550, 851620, 924616, 1024100, 1050700, 1064525, 1155770, 1216600, 1470980, 1618078, 1651100, 1703240, 1838725, 2048200, 2101400, 2129050, 2311540, 2889425, 2941960, 3236156, 3302200, 3677450, 4045195, 4258100, 4623080, 5778850, 6472312, 7354900, 8090390, 8516200, 11557700, 14709800, 16180780, 20225975, 23115400, 32361560, 40451950, 80903900, 161807800]

約数ペア:

[(1, 161807800), (2, 80903900), (4, 40451950), (5, 32361560), (7, 23115400), (8, 20225975), (10, 16180780), (11, 14709800), (14, 11557700), (19, 8516200), (20, 8090390), (22, 7354900), (25, 6472312), (28, 5778850), (35, 4623080), (38, 4258100), (40, 4045195), (44, 3677450), (49, 3302200), (50, 3236156), (55, 2941960), (56, 2889425), (70, 2311540), (76, 2129050), (77, 2101400), (79, 2048200), (88, 1838725), (95, 1703240), (98, 1651100), (100, 1618078), (110, 1470980), (133, 1216600), (140, 1155770), (152, 1064525), (154, 1050700), (158, 1024100), (175, 924616), (190, 851620), (196, 825550), (200, 809039), (209, 774200), (220, 735490), (245, 660440), (266, 608300), (275, 588392), (280, 577885), (308, 525350), (316, 512050), (350, 462308), (380, 425810), (385, 420280), (392, 412775), (395, 409640), (418, 387100), (440, 367745), (475, 340648), (490, 330220), (532, 304150), (539, 300200), (550, 294196), (553, 292600), (616, 262675), (632, 256025), (665, 243320), (700, 231154), (760, 212905), (770, 210140), (790, 204820), (836, 193550), (869, 186200), (931, 173800), (950, 170324), (980, 165110), (1045, 154840), (1064, 152075), (1078, 150100), (1100, 147098), (1106, 146300), (1225, 132088), (1330, 121660), (1400, 115577), (1463, 110600), (1501, 107800), (1540, 105070), (1580, 102410), (1672, 96775), (1738, 93100), (1862, 86900), (1900, 85162), (1925, 84056), (1960, 82555), (1975, 81928), (2090, 77420), (2156, 75050), (2200, 73549), (2212, 73150), (2450, 66044), (2660, 60830), (2695, 60040), (2765, 58520), (2926, 55300), (3002, 53900), (3080, 52535), (3160, 51205), (3325, 48664), (3476, 46550), (3724, 43450), (3800, 42581), (3850, 42028), (3871, 41800), (3950, 40964), (4180, 38710), (4312, 37525), (4345, 37240), (4424, 36575), (4655, 34760), (4900, 33022), (5225, 30968), (5320, 30415), (5390, 30020), (5530, 29260), (5852, 27650), (6004, 26950), (6083, 26600), (6650, 24332), (6952, 23275), (7315, 22120), (7448, 21725), (7505, 21560), (7700, 21014), (7742, 20900), (7900, 20482), (8360, 19355), (8690, 18620), (9310, 17380), (9800, 16511), (10241, 15800), (10450, 15484), (10507, 15400), (10780, 15010), (11060, 14630), (11704, 13825), (12008, 13475), (12166, 13300)]