19974809700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{715943}}^1$

素因数の和:715994

約数の個数: 108

約数和(自身を含む): 64629696768

約数和(自身を除く): 44654887068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 150, 155, 180, 186, 225, 279, 300, 310, 372, 450, 465, 558, 620, 775, 900, 930, 1116, 1395, 1550, 1860, 2325, 2790, 3100, 4650, 5580, 6975, 9300, 13950, 27900, 715943, 1431886, 2147829, 2863772, 3579715, 4295658, 6443487, 7159430, 8591316, 10739145, 12886974, 14318860, 17898575, 21478290, 22194233, 25773948, 32217435, 35797150, 42956580, 44388466, 53695725, 64434870, 66582699, 71594300, 88776932, 107391450, 110971165, 128869740, 133165398, 161087175, 199748097, 214782900, 221942330, 266330796, 322174350, 332913495, 399496194, 443884660, 554855825, 644348700, 665826990, 798992388, 998740485, 1109711650, 1331653980, 1664567475, 1997480970, 2219423300, 3329134950, 3994961940, 4993702425, 6658269900, 9987404850, 19974809700]

約数ペア:

[(1, 19974809700), (2, 9987404850), (3, 6658269900), (4, 4993702425), (5, 3994961940), (6, 3329134950), (9, 2219423300), (10, 1997480970), (12, 1664567475), (15, 1331653980), (18, 1109711650), (20, 998740485), (25, 798992388), (30, 665826990), (31, 644348700), (36, 554855825), (45, 443884660), (50, 399496194), (60, 332913495), (62, 322174350), (75, 266330796), (90, 221942330), (93, 214782900), (100, 199748097), (124, 161087175), (150, 133165398), (155, 128869740), (180, 110971165), (186, 107391450), (225, 88776932), (279, 71594300), (300, 66582699), (310, 64434870), (372, 53695725), (450, 44388466), (465, 42956580), (558, 35797150), (620, 32217435), (775, 25773948), (900, 22194233), (930, 21478290), (1116, 17898575), (1395, 14318860), (1550, 12886974), (1860, 10739145), (2325, 8591316), (2790, 7159430), (3100, 6443487), (4650, 4295658), (5580, 3579715), (6975, 2863772), (9300, 2147829), (13950, 1431886), (27900, 715943)]