172392220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:228

約数の個数: 192

約数和(自身を含む): 496742400

約数和(自身を除く): 324350180

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 79, 91, 109, 110, 130, 140, 143, 154, 158, 182, 218, 220, 260, 286, 308, 316, 364, 385, 395, 436, 455, 545, 553, 572, 715, 763, 770, 790, 869, 910, 1001, 1027, 1090, 1106, 1199, 1417, 1430, 1526, 1540, 1580, 1738, 1820, 2002, 2054, 2180, 2212, 2398, 2765, 2834, 2860, 3052, 3476, 3815, 4004, 4108, 4345, 4796, 5005, 5135, 5530, 5668, 5995, 6083, 7085, 7189, 7630, 8393, 8611, 8690, 9919, 10010, 10270, 11060, 11297, 11990, 12166, 14170, 14378, 15260, 15587, 16786, 17222, 17380, 19838, 20020, 20540, 22594, 23980, 24332, 28340, 28756, 30415, 31174, 33572, 34444, 35945, 39676, 41965, 43055, 45188, 49595, 56485, 60277, 60830, 62348, 71890, 77935, 79079, 83930, 86110, 94721, 99190, 109109, 111943, 112970, 120554, 121660, 143780, 155870, 158158, 167860, 172220, 189442, 198380, 218218, 223886, 225940, 241108, 301385, 311740, 316316, 378884, 395395, 436436, 447772, 473605, 545545, 559715, 602770, 663047, 783601, 790790, 947210, 1091090, 1119430, 1205540, 1231373, 1326094, 1567202, 1581580, 1894420, 2182180, 2238860, 2462746, 2652188, 3134404, 3315235, 3918005, 4925492, 6156865, 6630470, 7836010, 8619611, 12313730, 13260940, 15672020, 17239222, 24627460, 34478444, 43098055, 86196110, 172392220]

約数ペア:

[(1, 172392220), (2, 86196110), (4, 43098055), (5, 34478444), (7, 24627460), (10, 17239222), (11, 15672020), (13, 13260940), (14, 12313730), (20, 8619611), (22, 7836010), (26, 6630470), (28, 6156865), (35, 4925492), (44, 3918005), (52, 3315235), (55, 3134404), (65, 2652188), (70, 2462746), (77, 2238860), (79, 2182180), (91, 1894420), (109, 1581580), (110, 1567202), (130, 1326094), (140, 1231373), (143, 1205540), (154, 1119430), (158, 1091090), (182, 947210), (218, 790790), (220, 783601), (260, 663047), (286, 602770), (308, 559715), (316, 545545), (364, 473605), (385, 447772), (395, 436436), (436, 395395), (455, 378884), (545, 316316), (553, 311740), (572, 301385), (715, 241108), (763, 225940), (770, 223886), (790, 218218), (869, 198380), (910, 189442), (1001, 172220), (1027, 167860), (1090, 158158), (1106, 155870), (1199, 143780), (1417, 121660), (1430, 120554), (1526, 112970), (1540, 111943), (1580, 109109), (1738, 99190), (1820, 94721), (2002, 86110), (2054, 83930), (2180, 79079), (2212, 77935), (2398, 71890), (2765, 62348), (2834, 60830), (2860, 60277), (3052, 56485), (3476, 49595), (3815, 45188), (4004, 43055), (4108, 41965), (4345, 39676), (4796, 35945), (5005, 34444), (5135, 33572), (5530, 31174), (5668, 30415), (5995, 28756), (6083, 28340), (7085, 24332), (7189, 23980), (7630, 22594), (8393, 20540), (8611, 20020), (8690, 19838), (9919, 17380), (10010, 17222), (10270, 16786), (11060, 15587), (11297, 15260), (11990, 14378), (12166, 14170)]