128008980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3803}}^1$

素因数の和:3846

約数の個数: 144

約数和(自身を含む): 448628544

約数和(自身を除く): 320619564

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, 2805, 3060, 3366, 3740, 3803, 5610, 6732, 7606, 8415, 11220, 11409, 15212, 16830, 19015, 22818, 33660, 34227, 38030, 41833, 45636, 57045, 64651, 68454, 76060, 83666, 114090, 125499, 129302, 136908, 167332, 171135, 193953, 209165, 228180, 250998, 258604, 323255, 342270, 376497, 387906, 418330, 501996, 581859, 627495, 646510, 684540, 711161, 752994, 775812, 836660, 969765, 1163718, 1254990, 1293020, 1422322, 1505988, 1882485, 1939530, 2133483, 2327436, 2509980, 2844644, 2909295, 3555805, 3764970, 3879060, 4266966, 5818590, 6400449, 7111610, 7529940, 8533932, 10667415, 11637180, 12800898, 14223220, 21334830, 25601796, 32002245, 42669660, 64004490, 128008980]

約数ペア:

[(1, 128008980), (2, 64004490), (3, 42669660), (4, 32002245), (5, 25601796), (6, 21334830), (9, 14223220), (10, 12800898), (11, 11637180), (12, 10667415), (15, 8533932), (17, 7529940), (18, 7111610), (20, 6400449), (22, 5818590), (30, 4266966), (33, 3879060), (34, 3764970), (36, 3555805), (44, 2909295), (45, 2844644), (51, 2509980), (55, 2327436), (60, 2133483), (66, 1939530), (68, 1882485), (85, 1505988), (90, 1422322), (99, 1293020), (102, 1254990), (110, 1163718), (132, 969765), (153, 836660), (165, 775812), (170, 752994), (180, 711161), (187, 684540), (198, 646510), (204, 627495), (220, 581859), (255, 501996), (306, 418330), (330, 387906), (340, 376497), (374, 342270), (396, 323255), (495, 258604), (510, 250998), (561, 228180), (612, 209165), (660, 193953), (748, 171135), (765, 167332), (935, 136908), (990, 129302), (1020, 125499), (1122, 114090), (1530, 83666), (1683, 76060), (1870, 68454), (1980, 64651), (2244, 57045), (2805, 45636), (3060, 41833), (3366, 38030), (3740, 34227), (3803, 33660), (5610, 22818), (6732, 19015), (7606, 16830), (8415, 15212), (11220, 11409)]