1187486820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{997}}^1$

素因数の和:1534

約数の個数: 144

約数和(自身を含む): 3890643120

約数和(自身を除く): 2703156300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 509, 585, 780, 997, 1018, 1170, 1527, 1994, 2036, 2340, 2545, 2991, 3054, 3988, 4581, 4985, 5090, 5982, 6108, 6617, 7635, 8973, 9162, 9970, 10180, 11964, 12961, 13234, 14955, 15270, 17946, 18324, 19851, 19940, 22905, 25922, 26468, 29910, 30540, 33085, 35892, 38883, 39702, 44865, 45810, 51844, 59553, 59820, 64805, 66170, 77766, 79404, 89730, 91620, 99255, 116649, 119106, 129610, 132340, 155532, 179460, 194415, 198510, 233298, 238212, 259220, 297765, 388830, 397020, 466596, 507473, 583245, 595530, 777660, 1014946, 1166490, 1191060, 1522419, 2029892, 2332980, 2537365, 3044838, 4567257, 5074730, 6089676, 6597149, 7612095, 9134514, 10149460, 13194298, 15224190, 18269028, 19791447, 22836285, 26388596, 30448380, 32985745, 39582894, 45672570, 59374341, 65971490, 79165788, 91345140, 98957235, 118748682, 131942980, 197914470, 237497364, 296871705, 395828940, 593743410, 1187486820]

約数ペア:

[(1, 1187486820), (2, 593743410), (3, 395828940), (4, 296871705), (5, 237497364), (6, 197914470), (9, 131942980), (10, 118748682), (12, 98957235), (13, 91345140), (15, 79165788), (18, 65971490), (20, 59374341), (26, 45672570), (30, 39582894), (36, 32985745), (39, 30448380), (45, 26388596), (52, 22836285), (60, 19791447), (65, 18269028), (78, 15224190), (90, 13194298), (117, 10149460), (130, 9134514), (156, 7612095), (180, 6597149), (195, 6089676), (234, 5074730), (260, 4567257), (390, 3044838), (468, 2537365), (509, 2332980), (585, 2029892), (780, 1522419), (997, 1191060), (1018, 1166490), (1170, 1014946), (1527, 777660), (1994, 595530), (2036, 583245), (2340, 507473), (2545, 466596), (2991, 397020), (3054, 388830), (3988, 297765), (4581, 259220), (4985, 238212), (5090, 233298), (5982, 198510), (6108, 194415), (6617, 179460), (7635, 155532), (8973, 132340), (9162, 129610), (9970, 119106), (10180, 116649), (11964, 99255), (12961, 91620), (13234, 89730), (14955, 79404), (15270, 77766), (17946, 66170), (18324, 64805), (19851, 59820), (19940, 59553), (22905, 51844), (25922, 45810), (26468, 44865), (29910, 39702), (30540, 38883), (33085, 35892)]