989818920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{6151}}^1$

素因数の和:6320

約数の個数: 128

約数和(自身を含む): 3322080000

約数和(自身を除く): 2332261080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 149, 180, 216, 270, 298, 360, 447, 540, 596, 745, 894, 1080, 1192, 1341, 1490, 1788, 2235, 2682, 2980, 3576, 4023, 4470, 5364, 5960, 6151, 6705, 8046, 8940, 10728, 12302, 13410, 16092, 17880, 18453, 20115, 24604, 26820, 30755, 32184, 36906, 40230, 49208, 53640, 55359, 61510, 73812, 80460, 92265, 110718, 123020, 147624, 160920, 166077, 184530, 221436, 246040, 276795, 332154, 369060, 442872, 553590, 664308, 738120, 830385, 916499, 1107180, 1328616, 1660770, 1832998, 2214360, 2749497, 3321540, 3665996, 4582495, 5498994, 6643080, 7331992, 8248491, 9164990, 10997988, 13747485, 16496982, 18329980, 21995976, 24745473, 27494970, 32993964, 36659960, 41242455, 49490946, 54989940, 65987928, 82484910, 98981892, 109979880, 123727365, 164969820, 197963784, 247454730, 329939640, 494909460, 989818920]

約数ペア:

[(1, 989818920), (2, 494909460), (3, 329939640), (4, 247454730), (5, 197963784), (6, 164969820), (8, 123727365), (9, 109979880), (10, 98981892), (12, 82484910), (15, 65987928), (18, 54989940), (20, 49490946), (24, 41242455), (27, 36659960), (30, 32993964), (36, 27494970), (40, 24745473), (45, 21995976), (54, 18329980), (60, 16496982), (72, 13747485), (90, 10997988), (108, 9164990), (120, 8248491), (135, 7331992), (149, 6643080), (180, 5498994), (216, 4582495), (270, 3665996), (298, 3321540), (360, 2749497), (447, 2214360), (540, 1832998), (596, 1660770), (745, 1328616), (894, 1107180), (1080, 916499), (1192, 830385), (1341, 738120), (1490, 664308), (1788, 553590), (2235, 442872), (2682, 369060), (2980, 332154), (3576, 276795), (4023, 246040), (4470, 221436), (5364, 184530), (5960, 166077), (6151, 160920), (6705, 147624), (8046, 123020), (8940, 110718), (10728, 92265), (12302, 80460), (13410, 73812), (16092, 61510), (17880, 55359), (18453, 53640), (20115, 49208), (24604, 40230), (26820, 36906), (30755, 32184)]