77986920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:208

約数の個数: 192

約数和(自身を含む): 265446720

約数和(自身を除く): 187459800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 41, 44, 55, 60, 66, 82, 88, 110, 120, 121, 123, 131, 132, 164, 165, 205, 220, 242, 246, 262, 264, 328, 330, 363, 393, 410, 440, 451, 484, 492, 524, 605, 615, 655, 660, 726, 786, 820, 902, 968, 984, 1048, 1210, 1230, 1310, 1320, 1353, 1441, 1452, 1572, 1640, 1804, 1815, 1965, 2255, 2420, 2460, 2620, 2706, 2882, 2904, 3144, 3608, 3630, 3930, 4323, 4510, 4840, 4920, 4961, 5240, 5371, 5412, 5764, 6765, 7205, 7260, 7860, 8646, 9020, 9922, 10742, 10824, 11528, 13530, 14410, 14520, 14883, 15720, 15851, 16113, 17292, 18040, 19844, 21484, 21615, 24805, 26855, 27060, 28820, 29766, 31702, 32226, 34584, 39688, 42968, 43230, 47553, 49610, 53710, 54120, 57640, 59081, 59532, 63404, 64452, 74415, 79255, 80565, 86460, 95106, 99220, 107420, 118162, 119064, 126808, 128904, 148830, 158510, 161130, 172920, 177243, 190212, 198440, 214840, 236324, 237765, 295405, 297660, 317020, 322260, 354486, 380424, 472648, 475530, 590810, 595320, 634040, 644520, 649891, 708972, 886215, 951060, 1181620, 1299782, 1417944, 1772430, 1902120, 1949673, 2363240, 2599564, 3249455, 3544860, 3899346, 5199128, 6498910, 7089720, 7798692, 9748365, 12997820, 15597384, 19496730, 25995640, 38993460, 77986920]

約数ペア:

[(1, 77986920), (2, 38993460), (3, 25995640), (4, 19496730), (5, 15597384), (6, 12997820), (8, 9748365), (10, 7798692), (11, 7089720), (12, 6498910), (15, 5199128), (20, 3899346), (22, 3544860), (24, 3249455), (30, 2599564), (33, 2363240), (40, 1949673), (41, 1902120), (44, 1772430), (55, 1417944), (60, 1299782), (66, 1181620), (82, 951060), (88, 886215), (110, 708972), (120, 649891), (121, 644520), (123, 634040), (131, 595320), (132, 590810), (164, 475530), (165, 472648), (205, 380424), (220, 354486), (242, 322260), (246, 317020), (262, 297660), (264, 295405), (328, 237765), (330, 236324), (363, 214840), (393, 198440), (410, 190212), (440, 177243), (451, 172920), (484, 161130), (492, 158510), (524, 148830), (605, 128904), (615, 126808), (655, 119064), (660, 118162), (726, 107420), (786, 99220), (820, 95106), (902, 86460), (968, 80565), (984, 79255), (1048, 74415), (1210, 64452), (1230, 63404), (1310, 59532), (1320, 59081), (1353, 57640), (1441, 54120), (1452, 53710), (1572, 49610), (1640, 47553), (1804, 43230), (1815, 42968), (1965, 39688), (2255, 34584), (2420, 32226), (2460, 31702), (2620, 29766), (2706, 28820), (2882, 27060), (2904, 26855), (3144, 24805), (3608, 21615), (3630, 21484), (3930, 19844), (4323, 18040), (4510, 17292), (4840, 16113), (4920, 15851), (4961, 15720), (5240, 14883), (5371, 14520), (5412, 14410), (5764, 13530), (6765, 11528), (7205, 10824), (7260, 10742), (7860, 9922), (8646, 9020)]