1231909380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{8923}}^1$

素因数の和:9010

約数の個数: 144

約数和(自身を含む): 4092903360

約数和(自身を除く): 2860993980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 59, 60, 65, 78, 90, 117, 118, 130, 156, 177, 180, 195, 234, 236, 260, 295, 354, 390, 468, 531, 585, 590, 708, 767, 780, 885, 1062, 1170, 1180, 1534, 1770, 2124, 2301, 2340, 2655, 3068, 3540, 3835, 4602, 5310, 6903, 7670, 8923, 9204, 10620, 11505, 13806, 15340, 17846, 23010, 26769, 27612, 34515, 35692, 44615, 46020, 53538, 69030, 80307, 89230, 107076, 115999, 133845, 138060, 160614, 178460, 231998, 267690, 321228, 347997, 401535, 463996, 526457, 535380, 579995, 695994, 803070, 1043991, 1052914, 1159990, 1391988, 1579371, 1606140, 1739985, 2087982, 2105828, 2319980, 2632285, 3158742, 3479970, 4175964, 4738113, 5219955, 5264570, 6317484, 6843941, 6959940, 7896855, 9476226, 10439910, 10529140, 13687882, 15793710, 18952452, 20531823, 20879820, 23690565, 27375764, 31587420, 34219705, 41063646, 47381130, 61595469, 68439410, 82127292, 94762260, 102659115, 123190938, 136878820, 205318230, 246381876, 307977345, 410636460, 615954690, 1231909380]

約数ペア:

[(1, 1231909380), (2, 615954690), (3, 410636460), (4, 307977345), (5, 246381876), (6, 205318230), (9, 136878820), (10, 123190938), (12, 102659115), (13, 94762260), (15, 82127292), (18, 68439410), (20, 61595469), (26, 47381130), (30, 41063646), (36, 34219705), (39, 31587420), (45, 27375764), (52, 23690565), (59, 20879820), (60, 20531823), (65, 18952452), (78, 15793710), (90, 13687882), (117, 10529140), (118, 10439910), (130, 9476226), (156, 7896855), (177, 6959940), (180, 6843941), (195, 6317484), (234, 5264570), (236, 5219955), (260, 4738113), (295, 4175964), (354, 3479970), (390, 3158742), (468, 2632285), (531, 2319980), (585, 2105828), (590, 2087982), (708, 1739985), (767, 1606140), (780, 1579371), (885, 1391988), (1062, 1159990), (1170, 1052914), (1180, 1043991), (1534, 803070), (1770, 695994), (2124, 579995), (2301, 535380), (2340, 526457), (2655, 463996), (3068, 401535), (3540, 347997), (3835, 321228), (4602, 267690), (5310, 231998), (6903, 178460), (7670, 160614), (8923, 138060), (9204, 133845), (10620, 115999), (11505, 107076), (13806, 89230), (15340, 80307), (17846, 69030), (23010, 53538), (26769, 46020), (27612, 44615), (34515, 35692)]