181151280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{809}}^1$

素因数の和:1139

約数の個数: 120

約数和(自身を含む): 611076960

約数和(自身を除く): 429925680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 311, 360, 622, 720, 809, 933, 1244, 1555, 1618, 1866, 2427, 2488, 2799, 3110, 3236, 3732, 4045, 4665, 4854, 4976, 5598, 6220, 6472, 7281, 7464, 8090, 9330, 9708, 11196, 12135, 12440, 12944, 13995, 14562, 14928, 16180, 18660, 19416, 22392, 24270, 24880, 27990, 29124, 32360, 36405, 37320, 38832, 44784, 48540, 55980, 58248, 64720, 72810, 74640, 97080, 111960, 116496, 145620, 194160, 223920, 251599, 291240, 503198, 582480, 754797, 1006396, 1257995, 1509594, 2012792, 2264391, 2515990, 3019188, 3773985, 4025584, 4528782, 5031980, 6038376, 7547970, 9057564, 10063960, 11321955, 12076752, 15095940, 18115128, 20127920, 22643910, 30191880, 36230256, 45287820, 60383760, 90575640, 181151280]

約数ペア:

[(1, 181151280), (2, 90575640), (3, 60383760), (4, 45287820), (5, 36230256), (6, 30191880), (8, 22643910), (9, 20127920), (10, 18115128), (12, 15095940), (15, 12076752), (16, 11321955), (18, 10063960), (20, 9057564), (24, 7547970), (30, 6038376), (36, 5031980), (40, 4528782), (45, 4025584), (48, 3773985), (60, 3019188), (72, 2515990), (80, 2264391), (90, 2012792), (120, 1509594), (144, 1257995), (180, 1006396), (240, 754797), (311, 582480), (360, 503198), (622, 291240), (720, 251599), (809, 223920), (933, 194160), (1244, 145620), (1555, 116496), (1618, 111960), (1866, 97080), (2427, 74640), (2488, 72810), (2799, 64720), (3110, 58248), (3236, 55980), (3732, 48540), (4045, 44784), (4665, 38832), (4854, 37320), (4976, 36405), (5598, 32360), (6220, 29124), (6472, 27990), (7281, 24880), (7464, 24270), (8090, 22392), (9330, 19416), (9708, 18660), (11196, 16180), (12135, 14928), (12440, 14562), (12944, 13995)]