2542137720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{2287}}^1$

素因数の和:2517

約数の個数: 128

約数和(自身を含む): 7808486400

約数和(自身を除く): 5266348680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 157, 177, 236, 295, 314, 354, 471, 472, 590, 628, 708, 785, 885, 942, 1180, 1256, 1416, 1570, 1770, 1884, 2287, 2355, 2360, 3140, 3540, 3768, 4574, 4710, 6280, 6861, 7080, 9148, 9263, 9420, 11435, 13722, 18296, 18526, 18840, 22870, 27444, 27789, 34305, 37052, 45740, 46315, 54888, 55578, 68610, 74104, 91480, 92630, 111156, 134933, 137220, 138945, 185260, 222312, 269866, 274440, 277890, 359059, 370520, 404799, 539732, 555780, 674665, 718118, 809598, 1077177, 1079464, 1111560, 1349330, 1436236, 1619196, 1795295, 2023995, 2154354, 2698660, 2872472, 3238392, 3590590, 4047990, 4308708, 5385885, 5397320, 7181180, 8095980, 8617416, 10771770, 14362360, 16191960, 21184481, 21543540, 42368962, 43087080, 63553443, 84737924, 105922405, 127106886, 169475848, 211844810, 254213772, 317767215, 423689620, 508427544, 635534430, 847379240, 1271068860, 2542137720]

約数ペア:

[(1, 2542137720), (2, 1271068860), (3, 847379240), (4, 635534430), (5, 508427544), (6, 423689620), (8, 317767215), (10, 254213772), (12, 211844810), (15, 169475848), (20, 127106886), (24, 105922405), (30, 84737924), (40, 63553443), (59, 43087080), (60, 42368962), (118, 21543540), (120, 21184481), (157, 16191960), (177, 14362360), (236, 10771770), (295, 8617416), (314, 8095980), (354, 7181180), (471, 5397320), (472, 5385885), (590, 4308708), (628, 4047990), (708, 3590590), (785, 3238392), (885, 2872472), (942, 2698660), (1180, 2154354), (1256, 2023995), (1416, 1795295), (1570, 1619196), (1770, 1436236), (1884, 1349330), (2287, 1111560), (2355, 1079464), (2360, 1077177), (3140, 809598), (3540, 718118), (3768, 674665), (4574, 555780), (4710, 539732), (6280, 404799), (6861, 370520), (7080, 359059), (9148, 277890), (9263, 274440), (9420, 269866), (11435, 222312), (13722, 185260), (18296, 138945), (18526, 137220), (18840, 134933), (22870, 111156), (27444, 92630), (27789, 91480), (34305, 74104), (37052, 68610), (45740, 55578), (46315, 54888)]