78528780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2333}}^1$

素因数の和:2376

約数の個数: 144

約数和(自身を含む): 275262624

約数和(自身を除く): 196733844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 132, 153, 165, 170, 180, 187, 198, 204, 220, 255, 306, 330, 340, 374, 396, 495, 510, 561, 612, 660, 748, 765, 935, 990, 1020, 1122, 1530, 1683, 1870, 1980, 2244, 2333, 2805, 3060, 3366, 3740, 4666, 5610, 6732, 6999, 8415, 9332, 11220, 11665, 13998, 16830, 20997, 23330, 25663, 27996, 33660, 34995, 39661, 41994, 46660, 51326, 69990, 76989, 79322, 83988, 102652, 104985, 118983, 128315, 139980, 153978, 158644, 198305, 209970, 230967, 237966, 256630, 307956, 356949, 384945, 396610, 419940, 436271, 461934, 475932, 513260, 594915, 713898, 769890, 793220, 872542, 923868, 1154835, 1189830, 1308813, 1427796, 1539780, 1745084, 1784745, 2181355, 2309670, 2379660, 2617626, 3569490, 3926439, 4362710, 4619340, 5235252, 6544065, 7138980, 7852878, 8725420, 13088130, 15705756, 19632195, 26176260, 39264390, 78528780]

約数ペア:

[(1, 78528780), (2, 39264390), (3, 26176260), (4, 19632195), (5, 15705756), (6, 13088130), (9, 8725420), (10, 7852878), (11, 7138980), (12, 6544065), (15, 5235252), (17, 4619340), (18, 4362710), (20, 3926439), (22, 3569490), (30, 2617626), (33, 2379660), (34, 2309670), (36, 2181355), (44, 1784745), (45, 1745084), (51, 1539780), (55, 1427796), (60, 1308813), (66, 1189830), (68, 1154835), (85, 923868), (90, 872542), (99, 793220), (102, 769890), (110, 713898), (132, 594915), (153, 513260), (165, 475932), (170, 461934), (180, 436271), (187, 419940), (198, 396610), (204, 384945), (220, 356949), (255, 307956), (306, 256630), (330, 237966), (340, 230967), (374, 209970), (396, 198305), (495, 158644), (510, 153978), (561, 139980), (612, 128315), (660, 118983), (748, 104985), (765, 102652), (935, 83988), (990, 79322), (1020, 76989), (1122, 69990), (1530, 51326), (1683, 46660), (1870, 41994), (1980, 39661), (2244, 34995), (2333, 33660), (2805, 27996), (3060, 25663), (3366, 23330), (3740, 20997), (4666, 16830), (5610, 13998), (6732, 11665), (6999, 11220), (8415, 9332)]