16476740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:106

約数の個数: 144

約数和(自身を含む): 45505152

約数和(自身を除く): 29028412

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 28, 34, 35, 43, 46, 49, 68, 70, 85, 86, 92, 98, 115, 119, 140, 161, 170, 172, 196, 215, 230, 238, 245, 301, 322, 340, 391, 430, 460, 476, 490, 595, 602, 644, 731, 782, 805, 833, 860, 980, 989, 1127, 1190, 1204, 1462, 1505, 1564, 1610, 1666, 1955, 1978, 2107, 2254, 2380, 2737, 2924, 3010, 3220, 3332, 3655, 3910, 3956, 4165, 4214, 4508, 4945, 5117, 5474, 5635, 6020, 6923, 7310, 7820, 8330, 8428, 9890, 10234, 10535, 10948, 11270, 13685, 13846, 14620, 16660, 16813, 19159, 19780, 20468, 21070, 22540, 25585, 27370, 27692, 33626, 34615, 35819, 38318, 42140, 48461, 51170, 54740, 67252, 69230, 71638, 76636, 84065, 95795, 96922, 102340, 117691, 138460, 143276, 168130, 179095, 191590, 193844, 235382, 242305, 336260, 358190, 383180, 470764, 484610, 588455, 716380, 823837, 969220, 1176910, 1647674, 2353820, 3295348, 4119185, 8238370, 16476740]

約数ペア:

[(1, 16476740), (2, 8238370), (4, 4119185), (5, 3295348), (7, 2353820), (10, 1647674), (14, 1176910), (17, 969220), (20, 823837), (23, 716380), (28, 588455), (34, 484610), (35, 470764), (43, 383180), (46, 358190), (49, 336260), (68, 242305), (70, 235382), (85, 193844), (86, 191590), (92, 179095), (98, 168130), (115, 143276), (119, 138460), (140, 117691), (161, 102340), (170, 96922), (172, 95795), (196, 84065), (215, 76636), (230, 71638), (238, 69230), (245, 67252), (301, 54740), (322, 51170), (340, 48461), (391, 42140), (430, 38318), (460, 35819), (476, 34615), (490, 33626), (595, 27692), (602, 27370), (644, 25585), (731, 22540), (782, 21070), (805, 20468), (833, 19780), (860, 19159), (980, 16813), (989, 16660), (1127, 14620), (1190, 13846), (1204, 13685), (1462, 11270), (1505, 10948), (1564, 10535), (1610, 10234), (1666, 9890), (1955, 8428), (1978, 8330), (2107, 7820), (2254, 7310), (2380, 6923), (2737, 6020), (2924, 5635), (3010, 5474), (3220, 5117), (3332, 4945), (3655, 4508), (3910, 4214), (3956, 4165)]