87871560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1433}}^1$

素因数の和:1527

約数の個数: 128

約数和(自身を含む): 305614080

約数和(自身を除く): 217742520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 730, 840, 876, 1022, 1095, 1433, 1460, 1533, 1752, 2044, 2190, 2555, 2866, 2920, 3066, 4088, 4299, 4380, 5110, 5732, 6132, 7165, 7665, 8598, 8760, 10031, 10220, 11464, 12264, 14330, 15330, 17196, 20062, 20440, 21495, 28660, 30093, 30660, 34392, 40124, 42990, 50155, 57320, 60186, 61320, 80248, 85980, 100310, 104609, 120372, 150465, 171960, 200620, 209218, 240744, 300930, 313827, 401240, 418436, 523045, 601860, 627654, 732263, 836872, 1046090, 1203720, 1255308, 1464526, 1569135, 2092180, 2196789, 2510616, 2929052, 3138270, 3661315, 4184360, 4393578, 5858104, 6276540, 7322630, 8787156, 10983945, 12553080, 14645260, 17574312, 21967890, 29290520, 43935780, 87871560]

約数ペア:

[(1, 87871560), (2, 43935780), (3, 29290520), (4, 21967890), (5, 17574312), (6, 14645260), (7, 12553080), (8, 10983945), (10, 8787156), (12, 7322630), (14, 6276540), (15, 5858104), (20, 4393578), (21, 4184360), (24, 3661315), (28, 3138270), (30, 2929052), (35, 2510616), (40, 2196789), (42, 2092180), (56, 1569135), (60, 1464526), (70, 1255308), (73, 1203720), (84, 1046090), (105, 836872), (120, 732263), (140, 627654), (146, 601860), (168, 523045), (210, 418436), (219, 401240), (280, 313827), (292, 300930), (365, 240744), (420, 209218), (438, 200620), (511, 171960), (584, 150465), (730, 120372), (840, 104609), (876, 100310), (1022, 85980), (1095, 80248), (1433, 61320), (1460, 60186), (1533, 57320), (1752, 50155), (2044, 42990), (2190, 40124), (2555, 34392), (2866, 30660), (2920, 30093), (3066, 28660), (4088, 21495), (4299, 20440), (4380, 20062), (5110, 17196), (5732, 15330), (6132, 14330), (7165, 12264), (7665, 11464), (8598, 10220), (8760, 10031)]