61751140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 160876800

約数和(自身を除く): 99125660

約数列:

[1, 2, 4, 5, 10, 11, 17, 19, 20, 22, 34, 38, 44, 55, 68, 76, 79, 85, 95, 110, 121, 158, 170, 187, 190, 209, 220, 242, 316, 323, 340, 374, 380, 395, 418, 484, 605, 646, 748, 790, 836, 869, 935, 1045, 1210, 1292, 1343, 1501, 1580, 1615, 1738, 1870, 2057, 2090, 2299, 2420, 2686, 3002, 3230, 3476, 3553, 3740, 4114, 4180, 4345, 4598, 5372, 6004, 6460, 6715, 7106, 7505, 8228, 8690, 9196, 9559, 10285, 11495, 13430, 14212, 14773, 15010, 16511, 17380, 17765, 19118, 20570, 22990, 25517, 26860, 29546, 30020, 33022, 35530, 38236, 39083, 41140, 45980, 47795, 51034, 59092, 66044, 71060, 73865, 78166, 82555, 95590, 102068, 127585, 147730, 156332, 162503, 165110, 181621, 191180, 195415, 255170, 280687, 295460, 325006, 330220, 363242, 390830, 510340, 561374, 650012, 726484, 781660, 812515, 908105, 1122748, 1403435, 1625030, 1816210, 2806870, 3087557, 3250060, 3632420, 5613740, 6175114, 12350228, 15437785, 30875570, 61751140]

約数ペア:

[(1, 61751140), (2, 30875570), (4, 15437785), (5, 12350228), (10, 6175114), (11, 5613740), (17, 3632420), (19, 3250060), (20, 3087557), (22, 2806870), (34, 1816210), (38, 1625030), (44, 1403435), (55, 1122748), (68, 908105), (76, 812515), (79, 781660), (85, 726484), (95, 650012), (110, 561374), (121, 510340), (158, 390830), (170, 363242), (187, 330220), (190, 325006), (209, 295460), (220, 280687), (242, 255170), (316, 195415), (323, 191180), (340, 181621), (374, 165110), (380, 162503), (395, 156332), (418, 147730), (484, 127585), (605, 102068), (646, 95590), (748, 82555), (790, 78166), (836, 73865), (869, 71060), (935, 66044), (1045, 59092), (1210, 51034), (1292, 47795), (1343, 45980), (1501, 41140), (1580, 39083), (1615, 38236), (1738, 35530), (1870, 33022), (2057, 30020), (2090, 29546), (2299, 26860), (2420, 25517), (2686, 22990), (3002, 20570), (3230, 19118), (3476, 17765), (3553, 17380), (3740, 16511), (4114, 15010), (4180, 14773), (4345, 14212), (4598, 13430), (5372, 11495), (6004, 10285), (6460, 9559), (6715, 9196), (7106, 8690), (7505, 8228)]