186417880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 481075200

約数和(自身を除く): 294657320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 79, 88, 110, 124, 155, 158, 173, 220, 248, 310, 316, 341, 346, 395, 440, 620, 632, 682, 692, 790, 865, 869, 1240, 1364, 1384, 1580, 1705, 1730, 1738, 1903, 2449, 2728, 3160, 3410, 3460, 3476, 3806, 4345, 4898, 5363, 6820, 6920, 6952, 7612, 8690, 9515, 9796, 10726, 12245, 13640, 13667, 15224, 17380, 19030, 19592, 21452, 24490, 26815, 26939, 27334, 34760, 38060, 42904, 48980, 53630, 53878, 54668, 58993, 68335, 76120, 97960, 107260, 107756, 109336, 117986, 134695, 136670, 150337, 214520, 215512, 235972, 269390, 273340, 294965, 300674, 423677, 471944, 538780, 546680, 589930, 601348, 751685, 847354, 1077560, 1179860, 1202696, 1503370, 1694708, 2118385, 2359720, 3006740, 3389416, 4236770, 4660447, 6013480, 8473540, 9320894, 16947080, 18641788, 23302235, 37283576, 46604470, 93208940, 186417880]

約数ペア:

[(1, 186417880), (2, 93208940), (4, 46604470), (5, 37283576), (8, 23302235), (10, 18641788), (11, 16947080), (20, 9320894), (22, 8473540), (31, 6013480), (40, 4660447), (44, 4236770), (55, 3389416), (62, 3006740), (79, 2359720), (88, 2118385), (110, 1694708), (124, 1503370), (155, 1202696), (158, 1179860), (173, 1077560), (220, 847354), (248, 751685), (310, 601348), (316, 589930), (341, 546680), (346, 538780), (395, 471944), (440, 423677), (620, 300674), (632, 294965), (682, 273340), (692, 269390), (790, 235972), (865, 215512), (869, 214520), (1240, 150337), (1364, 136670), (1384, 134695), (1580, 117986), (1705, 109336), (1730, 107756), (1738, 107260), (1903, 97960), (2449, 76120), (2728, 68335), (3160, 58993), (3410, 54668), (3460, 53878), (3476, 53630), (3806, 48980), (4345, 42904), (4898, 38060), (5363, 34760), (6820, 27334), (6920, 26939), (6952, 26815), (7612, 24490), (8690, 21452), (9515, 19592), (9796, 19030), (10726, 17380), (12245, 15224), (13640, 13667)]