18786405960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1064989}}^1$

素因数の和:1065020

約数の個数: 144

約数和(自身を含む): 71024183100

約数和(自身を除く): 52237777140

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 1064989, 2129978, 3194967, 4259956, 5324945, 6389934, 7454923, 8519912, 9584901, 10649890, 12779868, 14909846, 15974835, 19169802, 21299780, 22364769, 25559736, 29819692, 31949670, 37274615, 38339604, 42599560, 44729538, 47924505, 52184461, 59639384, 63899340, 67094307, 74549230, 76679208, 89459076, 95849010, 104368922, 111823845, 127798680, 134188614, 149098460, 156553383, 178918152, 191698020, 208737844, 223647690, 260922305, 268377228, 298196920, 313106766, 335471535, 383396040, 417475688, 447295380, 469660149, 521844610, 536754456, 626213532, 670943070, 782766915, 894590760, 939320298, 1043689220, 1252427064, 1341886140, 1565533830, 1878640596, 2087378440, 2348300745, 2683772280, 3131067660, 3757281192, 4696601490, 6262135320, 9393202980, 18786405960]

約数ペア:

[(1, 18786405960), (2, 9393202980), (3, 6262135320), (4, 4696601490), (5, 3757281192), (6, 3131067660), (7, 2683772280), (8, 2348300745), (9, 2087378440), (10, 1878640596), (12, 1565533830), (14, 1341886140), (15, 1252427064), (18, 1043689220), (20, 939320298), (21, 894590760), (24, 782766915), (28, 670943070), (30, 626213532), (35, 536754456), (36, 521844610), (40, 469660149), (42, 447295380), (45, 417475688), (49, 383396040), (56, 335471535), (60, 313106766), (63, 298196920), (70, 268377228), (72, 260922305), (84, 223647690), (90, 208737844), (98, 191698020), (105, 178918152), (120, 156553383), (126, 149098460), (140, 134188614), (147, 127798680), (168, 111823845), (180, 104368922), (196, 95849010), (210, 89459076), (245, 76679208), (252, 74549230), (280, 67094307), (294, 63899340), (315, 59639384), (360, 52184461), (392, 47924505), (420, 44729538), (441, 42599560), (490, 38339604), (504, 37274615), (588, 31949670), (630, 29819692), (735, 25559736), (840, 22364769), (882, 21299780), (980, 19169802), (1176, 15974835), (1260, 14909846), (1470, 12779868), (1764, 10649890), (1960, 9584901), (2205, 8519912), (2520, 7454923), (2940, 6389934), (3528, 5324945), (4410, 4259956), (5880, 3194967), (8820, 2129978), (17640, 1064989)]