80728920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4397}}^1$

素因数の和:4434

約数の個数: 128

約数和(自身を含む): 284990400

約数和(自身を除く): 204261480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 180, 204, 216, 255, 270, 306, 340, 360, 408, 459, 510, 540, 612, 680, 765, 918, 1020, 1080, 1224, 1530, 1836, 2040, 2295, 3060, 3672, 4397, 4590, 6120, 8794, 9180, 13191, 17588, 18360, 21985, 26382, 35176, 39573, 43970, 52764, 65955, 74749, 79146, 87940, 105528, 118719, 131910, 149498, 158292, 175880, 197865, 224247, 237438, 263820, 298996, 316584, 373745, 395730, 448494, 474876, 527640, 593595, 597992, 672741, 747490, 791460, 896988, 949752, 1121235, 1187190, 1345482, 1494980, 1582920, 1793976, 2018223, 2242470, 2374380, 2690964, 2989960, 3363705, 4036446, 4484940, 4748760, 5381928, 6727410, 8072892, 8969880, 10091115, 13454820, 16145784, 20182230, 26909640, 40364460, 80728920]

約数ペア:

[(1, 80728920), (2, 40364460), (3, 26909640), (4, 20182230), (5, 16145784), (6, 13454820), (8, 10091115), (9, 8969880), (10, 8072892), (12, 6727410), (15, 5381928), (17, 4748760), (18, 4484940), (20, 4036446), (24, 3363705), (27, 2989960), (30, 2690964), (34, 2374380), (36, 2242470), (40, 2018223), (45, 1793976), (51, 1582920), (54, 1494980), (60, 1345482), (68, 1187190), (72, 1121235), (85, 949752), (90, 896988), (102, 791460), (108, 747490), (120, 672741), (135, 597992), (136, 593595), (153, 527640), (170, 474876), (180, 448494), (204, 395730), (216, 373745), (255, 316584), (270, 298996), (306, 263820), (340, 237438), (360, 224247), (408, 197865), (459, 175880), (510, 158292), (540, 149498), (612, 131910), (680, 118719), (765, 105528), (918, 87940), (1020, 79146), (1080, 74749), (1224, 65955), (1530, 52764), (1836, 43970), (2040, 39573), (2295, 35176), (3060, 26382), (3672, 21985), (4397, 18360), (4590, 17588), (6120, 13191), (8794, 9180)]